{"title":"AAF Flanders MERV 11 Air Filters | Commercial Cross-Family","description":"\u003cdiv class=\"rtf-collection-intro\"\u003e\n\n\u003ch2\u003eAAF Flanders MERV 11 Air Filters\u003c\/h2\u003e\n\n\u003cp\u003eMERV 11 from AAF Flanders covers the full commercial product range at this efficiency tier — Pre-Pleat M11, VariCel and VariCel II, DriPak, MEGApleat. Every MERV 11 filter in this collection is manufactured by AAF Flanders, tested per ASHRAE 52.2, UL 900 Classified where applicable, and Section 889\/NDAA compliant for federal procurement.\u003c\/p\u003e\n\n\u003ch3\u003eWhat MERV 11 Captures\u003c\/h3\u003e\n\n\u003cp\u003eMERV 11 adds capture of pet dander, smoke, and fine pollen down to 1 micron at 65%+ efficiency. Specified in healthcare waiting areas, allergy-conscious office buildings, schools with sensitive populations, and any commercial application requiring tighter IAQ than standard MERV 8.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Fit\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHealthcare waiting areas and outpatient clinics\u003c\/li\u003e\n\u003cli\u003eAllergy-conscious office buildings\u003c\/li\u003e\n\u003cli\u003eSchools with sensitive student populations\u003c\/li\u003e\n\u003cli\u003ePet-friendly residential\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCross-Family Selection\u003c\/h3\u003e\n\n\u003cp\u003eThis collection pulls every AAF MERV 11 filter regardless of product family. Use the size filter to narrow to your nominal dimensions, or browse the family pages directly:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/aaf-pre-pleat\"\u003ePre-Pleat family\u003c\/a\u003e — commercial standard pleated\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/aaf-perfectpleat\"\u003ePerfectPleat family\u003c\/a\u003e — high-capacity commercial pleated\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/varicel-high-efficiency-box-filters\"\u003eVariCel box filters\u003c\/a\u003e — high-efficiency rigid cell\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/aaf-varicel-ii\"\u003eVariCel II bag filters\u003c\/a\u003e — high-efficiency bag\/pocket\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/dripak-extended-surface-bag-filters-by-aaf-flanders\"\u003eDriPak bag filters\u003c\/a\u003e — extended-surface commercial bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVolume pricing, net terms, COIs, and W-9s available for commercial and federal accounts. Call \u003cstrong\u003e1-866-469-8556\u003c\/strong\u003e or \u003ca href=\"\/pages\/quote\"\u003erequest a quote\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/div\u003e","products":[{"product_id":"flanders-precisionaire-20x25x5-filters-merv-11-2-pack","title":"20x25x5 NaturalAire Optimum Allergen MERV 11 (2 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 5″\u003c\/strong\u003e listing (part number \u003cstrong\u003e82755.052025\u003c\/strong\u003e) of the \u003cstrong\u003eNaturalAire Optimum Allergen\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e2 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIndividually sealed.\u003c\/strong\u003e Every NaturalAire filter ships individually wrapped inside the case — each filter protected from dust, moisture, and shipping damage until you're ready to install it.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Extra-depth pleated synthetic media built for extended service life. MERV 11 mechanical filtration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with wire-mesh media support and double-wall construction for deeper formats.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eHomes with allergy or asthma sensitivity, pet households, and light commercial spaces. The deeper (4″–6″) format gives significantly longer service life than 1″ standard pleated filters — often 6–12 months per filter.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 5″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087767990394,"sku":"82755-052025","price":145.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/82755_03_LSV.png?v=1724089859"},{"product_id":"flanders-pleated-merv-11-air-filters-12-pack","title":"AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThe \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"10x10x1","offer_id":36429186188,"sku":"85655 M11-011010","price":138.99,"currency_code":"USD","in_stock":true},{"title":"10x20x1","offer_id":36429186252,"sku":"85655 M11-011020","price":142.99,"currency_code":"USD","in_stock":true},{"title":"12x20x1","offer_id":36429186380,"sku":"85655 M11-011220","price":123.99,"currency_code":"USD","in_stock":true},{"title":"12x24x1","offer_id":36429186444,"sku":"85655 M11-011224","price":123.99,"currency_code":"USD","in_stock":true},{"title":"14x20x1","offer_id":36429186572,"sku":"85655 M11-011420","price":139.99,"currency_code":"USD","in_stock":true},{"title":"14x25x1","offer_id":36429186636,"sku":"85655 M11-011425","price":146.99,"currency_code":"USD","in_stock":true},{"title":"15x20x1","offer_id":36429186700,"sku":"85655 M11-011520","price":123.99,"currency_code":"USD","in_stock":true},{"title":"16x20x1","offer_id":36429186764,"sku":"85655 M11-011620","price":145.99,"currency_code":"USD","in_stock":true},{"title":"16x25x1","offer_id":36429186828,"sku":"85655 M11-011625","price":146.99,"currency_code":"USD","in_stock":true},{"title":"18x24x1","offer_id":36429186892,"sku":"85655 M11-011824","price":160.99,"currency_code":"USD","in_stock":true},{"title":"18x25x1","offer_id":36429186956,"sku":"85655 M11-011825","price":152.99,"currency_code":"USD","in_stock":true},{"title":"20x20x1","offer_id":36429187020,"sku":"85655 M11-012020","price":146.99,"currency_code":"USD","in_stock":true},{"title":"20x24x1","offer_id":36429187084,"sku":"85655 M11-012024","price":154.99,"currency_code":"USD","in_stock":true},{"title":"20x25x1","offer_id":36429187148,"sku":"85655 M11-012025","price":147.99,"currency_code":"USD","in_stock":true},{"title":"20x30x1","offer_id":36429187212,"sku":"85655 M11-012030","price":154.99,"currency_code":"USD","in_stock":true},{"title":"24x24x1","offer_id":36429187276,"sku":"85655 M11-012424","price":151.99,"currency_code":"USD","in_stock":true},{"title":"25x25x1","offer_id":36429187340,"sku":"85655 M11-012525","price":148.99,"currency_code":"USD","in_stock":true},{"title":"10x20x2","offer_id":36429187404,"sku":"85655 M11-021020","price":223.99,"currency_code":"USD","in_stock":true},{"title":"12x20x2","offer_id":36429187468,"sku":"85655 M11-021220","price":264.99,"currency_code":"USD","in_stock":true},{"title":"12x24x2","offer_id":36429187532,"sku":"85655 M11-021224","price":227.99,"currency_code":"USD","in_stock":true},{"title":"14x20x2","offer_id":36429187596,"sku":"85655 M11-021420","price":252.99,"currency_code":"USD","in_stock":true},{"title":"14x25x2","offer_id":36429187660,"sku":"85655 M11-021425","price":252.99,"currency_code":"USD","in_stock":true},{"title":"15x20x2","offer_id":36429187724,"sku":"85655 M11-021520","price":227.99,"currency_code":"USD","in_stock":true},{"title":"16x20x2","offer_id":36429187788,"sku":"85655 M11-021620","price":252.99,"currency_code":"USD","in_stock":true},{"title":"16x24x2","offer_id":36429187852,"sku":"85655 M11-021624","price":259.99,"currency_code":"USD","in_stock":true},{"title":"16x25x2","offer_id":36429187916,"sku":"85655 M11-021625","price":252.99,"currency_code":"USD","in_stock":true},{"title":"18x24x2","offer_id":36429187980,"sku":"85655 M11-021824","price":254.99,"currency_code":"USD","in_stock":true},{"title":"18x25x2","offer_id":36429188044,"sku":"85655 M11-021825","price":254.99,"currency_code":"USD","in_stock":true},{"title":"20x20x2","offer_id":36429188108,"sku":"85655 M11-022020","price":253.99,"currency_code":"USD","in_stock":true},{"title":"20x24x2","offer_id":36429188172,"sku":"85655 M11-022024","price":253.99,"currency_code":"USD","in_stock":true},{"title":"20x25x2","offer_id":36429188236,"sku":"85655 M11-022025","price":254.99,"currency_code":"USD","in_stock":true},{"title":"24x24x2","offer_id":36429188300,"sku":"85655 M11-022424","price":254.99,"currency_code":"USD","in_stock":true},{"title":"25x25x2","offer_id":36429188364,"sku":"85655 M11-022525","price":284.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/4806253_A.eps_High.jpg?v=1772057739"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011010m11","title":"10x10x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e10″ × 10″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011010M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087754686586,"sku":"85655-011010M11","price":138.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_7b77bf9e-d4ba-4a91-b846-47307a9a623c.png?v=1730068710"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011020m11","title":"10x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e10″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011020M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087755276410,"sku":"85655-011020M11","price":142.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_c831a4d8-5659-4cee-90c0-7ce7e73621aa.png?v=1759359103"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011220m11","title":"12x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011220M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087757045882,"sku":"85655-011220M11","price":136.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_1a9b53c2-5ddd-4de9-8674-b6ac7dd7e5fe.png?v=1759359104"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011224m11","title":"12x24x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011224M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087757897850,"sku":"85655-011224M11","price":140.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_5a48c4b4-61aa-4e94-9735-6bb91b766697.png?v=1759359105"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011420m11","title":"14x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011420M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087759667322,"sku":"85655-011420M11","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_e93c6c49-6319-4c7f-b091-3ee688a067e6.png?v=1730068701"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011425m11","title":"14x25x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011425M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087760650362,"sku":"85655-011425M11","price":146.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_8c95a439-c8d7-4dd0-abe9-2de01dbe1d6b.png?v=1730068699"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011520m11","title":"15x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e15″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011520M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087761731706,"sku":"85655-011520M11","price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_4a6d3e1f-0e3b-47f9-b0da-5a5749962907.png?v=1759359109"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011620m11","title":"16x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011620M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087763107962,"sku":"85655-011620M11","price":145.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_b2da03c8-bee0-48a3-b32f-2be77d7fbcb3.png?v=1759359111"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011625m11","title":"16x25x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011625M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087763959930,"sku":"85655-011625M11","price":146.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_4302fde4-b899-4026-bfd8-6a5bfa94b0b2.png?v=1730068693"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011824m11","title":"18x24x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011824M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087765336186,"sku":"85655-011824M11","price":160.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_a1e65090-4c25-4da7-8c38-cd8ce3807504.png?v=1759359113"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-011825m11","title":"18x25x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-011825M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087765762170,"sku":"85655-011825M11","price":152.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_1629e97d-0d35-4726-93df-a39b00a83683.png?v=1759359114"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-012020m11","title":"20x20x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-012020M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087766646906,"sku":"85655-012020M11","price":146.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_cb382c2b-cfcb-47ac-87eb-5b83b3499a04.png?v=1730068686"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-012024m11","title":"20x24x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-012024M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087767302266,"sku":"85655-012024M11","price":154.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_7f8fc9a9-dd44-428a-a258-f4e8e110212a.png?v=1730068684"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-012025m11","title":"20x25x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-012025M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087767761018,"sku":"85655-012025M11","price":147.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_a02be94e-2afa-4d9a-b260-7794582b2126.png?v=1730068682"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-012030m11","title":"20x30x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 30″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-012030M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087768449146,"sku":"85655-012030M11","price":154.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_7fffdb8a-a3be-4ab2-a174-52196507fcdd.png?v=1759359120"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-012424m11","title":"24x24x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e24″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-012424M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087769825402,"sku":"85655-012424M11","price":151.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_d23ebf41-93d5-4126-af6f-0aba3e3603c1.png?v=1730068678"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-012525m11","title":"25x25x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e25″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-012525M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087770972282,"sku":"85655-012525M11","price":148.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_cac85c4b-6aef-4ef4-8ecc-88c08faec516.png?v=1730068676"},{"product_id":"pre-pleat-62r-merv-11-12-filters","title":"10x20x2 AAF Flanders PrePleat 62R MERV 11 (12 Filters)","description":"\u003cp\u003eThe \u003cstrong\u003eAAF Flanders PrePleat 62R\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PrePleat 62R upgrades filtration efficiency from the 25–30% range (typical MERV 8) to 60–65% (MERV 11) at roughly the same airflow resistance — meaningful particulate capture improvement without blower loading changes.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density synthetic pleated media engineered for MERV 11 filtration at MERV-8-equivalent pressure drop.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with expanded-metal media support.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 efficiency is wanted without increasing blower static pressure over MERV 8 — a typical upgrade path when allergy sensitivity or IAQ concerns develop in an existing system.\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default","offer_id":33444683404,"sku":"85655-021020M11","price":190.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/products\/flanders-aaf-pleated-filter-pre-pleat-62r-merv-11-12-filters-21901313100.jpg?v=1759359124"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021220m11","title":"12x20x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021220M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087757340794,"sku":"85655-021220M11","price":264.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_b5ded03c-a76b-432b-a43c-7f7c1d0e39b5.png?v=1759359126"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021224m11","title":"12x24x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021224M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087758225530,"sku":"85655-021224M11","price":257.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/4806238_A.eps_High.jpg?v=1769982064"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021420m11","title":"14x20x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021420M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087759962234,"sku":"85655-021420M11","price":252.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_2b4f0a08-7eae-4977-ac8e-b00adfdf77de.png?v=1759359128"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021425m11","title":"14x25x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021425M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087760978042,"sku":"85655-021425M11","price":252.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_ad985b4c-fa69-4350-b7c6-9f300609c5b1.png?v=1759359129"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021520m11","title":"15x20x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e15″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003eMERV 11 - 85655-021520M11 - E\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087762026618,"sku":"85655-021520M11","price":265.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_bfc087d6-8c18-4218-9336-41bd1ef0c194.png?v=1759359131"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021620m11","title":"16x20x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021620M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087763304570,"sku":"85655-021620M11","price":252.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_c07791c5-86b3-49a4-a2aa-60ee909c3880.png?v=1759359132"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021624m11","title":"16x24x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021624M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087763697786,"sku":"85655-021624M11","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_9f5ee12d-935c-4afc-af4a-18734d592b9a.png?v=1730068661"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021625m11","title":"16x25x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021625M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087764156538,"sku":"85655-021625M11","price":252.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_05545c81-6912-4d46-8335-932ca96f2627.png?v=1759359135"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021824m11","title":"18x24x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021824M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087765532794,"sku":"85655-021824M11","price":254.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_2d93a4d2-c67b-43f7-84f6-e36b89e03ac9.png?v=1759359136"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-021825m11","title":"18x25x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-021825M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087765958778,"sku":"85655-021825M11","price":253.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_a773c5bc-78e6-4912-a46c-c057f143c8ca.png?v=1759359138"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-022020m11","title":"20x20x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-022020M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087766843514,"sku":"85655-022020M11","price":253.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_b138338f-8d7e-4232-8b27-f8d2dadba818.png?v=1730068652"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-022024m11","title":"20x24x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-022024M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087767498874,"sku":"85655-022024M11","price":253.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/4806220_A.eps_High.jpg?v=1769984947"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-022025m11","title":"20x25x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-022025M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087767957626,"sku":"85655-022025M11","price":254.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_eca8174c-eda2-4dcc-8045-2341036b9b69.png?v=1730068648"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-022030m11","title":"20x30x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 30″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-022030M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087768645754,"sku":"85655-022030M11","price":264.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_c58e6bc7-6e29-43b9-bc07-e4058cb15d55.png?v=1730068646"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-022424m11","title":"24x24x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e24″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-022424M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087770022010,"sku":"85655-022424M11","price":254.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/4806212_A.eps_High.jpg?v=1772057773"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85655-022525m11","title":"25x25x2 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e25″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-022525M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 2″ depth, plan to replace this filter \u003cstrong\u003eevery 3–6 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087771234426,"sku":"85655-022525M11","price":284.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_880b640a-fe92-449e-823f-dff8cc8aca72.png?v=1759359146"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-041224m11","title":"12x24x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-041224M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891915063418,"sku":"85655-041224M11","price":262.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_39b25c8f-3f1d-4e45-a981-de2b98b0e0ad.png?v=1759359147"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-041620m11","title":"16x20x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 20″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-041620M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891915030650,"sku":"85655-041620M11","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_8a37526a-7b1d-4c2b-a3be-8342ece9d583.png?v=1730068638"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-041625m11","title":"16x25x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 25″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-041625M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914997882,"sku":"85655-041625M11","price":241.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_8c721415-5a60-489d-a7a6-0eecbac12642.png?v=1730068636"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-041824m11","title":"18x24x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-041824M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914965114,"sku":"85655-041824M11","price":339.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_485f4036-8710-48e3-8546-81c4e8a53e46.png?v=1759359151"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-042020m11","title":"20x20x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 20″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-042020M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914932346,"sku":"85655-042020M11","price":240.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_a63215d0-bab9-4bde-8a86-f300292b2217.png?v=1730068632"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-042024m11","title":"20x24x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-042024M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":33444780044,"sku":"85655-042024M11","price":282.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_08ef2e5c-ee9d-4c31-8675-a44fe1030e15.png?v=1730068630"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-042025m11","title":"20x25x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-042025M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914899578,"sku":"85655-042025M11","price":253.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_d69a0954-c456-4fff-baa3-d09f41d95bdf.png?v=1730068628"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-042424m11","title":"24x24x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e24″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-042424M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914866810,"sku":"85655-042424M11","price":256.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/4806253_A.eps_High.jpg?v=1772057739"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-042529m11","title":"25x29x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e25″ × 29″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-042529M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914834042,"sku":"85655-042529M11","price":405.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_f024f11c-9379-4d86-aa6a-d5fd1305d425.png?v=1730068624"},{"product_id":"pre-pleat-62r-merv-11-6-filters-85655-042830m11","title":"28x30x4 AAF Flanders PREpleat M11 MERV 11 Standard Capacity (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e28″ × 30″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85655-042830M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eStandard Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat Standard Capacity means\u003c\/h3\u003e\n\u003cp\u003eThe SC (Standard Capacity) configuration is the everyday workhorse of the PREpleat M11 line: MERV 11 filtration with lower initial resistance than the High Capacity variant. For most homes and light commercial spaces, SC balances filter cost, airflow, and dust-holding capacity.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 4″ depth, plan to replace this filter \u003cstrong\u003eevery 6–12 months\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_SC.pdf?v=1639547315%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":43891914801274,"sku":"85655-042830M11","price":363.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85655_6347db13-3ed9-4f46-bd3a-4728d04a0125.png?v=1759359158"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85755-011010m11","title":"10x10x1 AAF Flanders PREpleat M11 MERV 11 High Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e10″ × 10″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85755-011010M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eHigh Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat makes the HC (High Capacity) different?\u003c\/h3\u003e\n\u003cp\u003eThe High Capacity variant uses a denser pleat pattern, giving it more media surface area in the same footprint. More surface area means more dust can load before reaching end-of-life pressure drop — so HC filters last longer in dusty environments, light commercial settings, and pre-filter applications where replacement frequency is a cost driver.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_HC_AFP-1-388B.pdf?v=1720461763%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087754588282,"sku":"85755-011010M11","price":229.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85755_dc8e3a95-0203-486b-acce-6a8923cfc04e.png?v=1759359159"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85755-011020m11","title":"10x20x1 AAF Flanders PREpleat M11 MERV 11 High Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e10″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85755-011020M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eHigh Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat makes the HC (High Capacity) different?\u003c\/h3\u003e\n\u003cp\u003eThe High Capacity variant uses a denser pleat pattern, giving it more media surface area in the same footprint. More surface area means more dust can load before reaching end-of-life pressure drop — so HC filters last longer in dusty environments, light commercial settings, and pre-filter applications where replacement frequency is a cost driver.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_HC_AFP-1-388B.pdf?v=1720461763%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087755210874,"sku":"85755-011020M11","price":237.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85755_ac33065e-b770-4921-ac62-d5c6da728931.png?v=1759359160"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85755-011220m11","title":"12x20x1 AAF Flanders PREpleat M11 MERV 11 High Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85755-011220M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eHigh Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat makes the HC (High Capacity) different?\u003c\/h3\u003e\n\u003cp\u003eThe High Capacity variant uses a denser pleat pattern, giving it more media surface area in the same footprint. More surface area means more dust can load before reaching end-of-life pressure drop — so HC filters last longer in dusty environments, light commercial settings, and pre-filter applications where replacement frequency is a cost driver.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_HC_AFP-1-388B.pdf?v=1720461763%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087757013114,"sku":"85755-011220M11","price":263.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85755_d76f960c-58ea-418a-9a01-8a12a9f9d192.png?v=1759359162"},{"product_id":"pre-pleat-62r-merv-11-12-filters-85755-011224m11","title":"12x24x1 AAF Flanders PREpleat M11 MERV 11 High Capacity (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e85755-011224M11\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M11\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 11\u003c\/strong\u003e filtration in the \u003cstrong\u003eHigh Capacity\u003c\/strong\u003e configuration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PREpleat M11 is a meaningful efficiency upgrade over standard MERV 8 filters — capturing roughly 60–65% of particles in the 1–3 micron range versus the 20–30% typical of MERV 8 — at roughly the same airflow resistance.\u003c\/p\u003e\n\u003ch3\u003eWhat makes the HC (High Capacity) different?\u003c\/h3\u003e\n\u003cp\u003eThe High Capacity variant uses a denser pleat pattern, giving it more media surface area in the same footprint. More surface area means more dust can load before reaching end-of-life pressure drop — so HC filters last longer in dusty environments, light commercial settings, and pre-filter applications where replacement frequency is a cost driver.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\n\u003cp\u003eFine dust, pollen, pet dander, mold spores, smoke particles, and smaller allergens. MERV 11 is the standard recommendation for households with allergies, asthma, or pets, and is commonly specified for commercial office spaces where indoor air quality is a priority. Confirm your system can handle the slight increase in static pressure compared to MERV 8.\u003c\/p\u003e\n\u003ch3\u003eDesign and construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Progressive-density bi-component synthetic fibers. Mechanical capture — performance does not fade as the filter ages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Moisture-resistant beverage-board with diagonal support members and diamond-shaped expanded-metal media support bonded to the downstream side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax operating temperature:\u003c\/strong\u003e 180°F (82°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eCommercial and residential HVAC where MERV 11 filtration is specified. Drop-in replacement for front-access holding frames and side-access housings.\u003c\/p\u003e\n\u003ch3\u003eReplacement schedule\u003c\/h3\u003e\n\u003cp\u003eAt 1″ depth, plan to replace this filter \u003cstrong\u003eevery 60–90 days\u003c\/strong\u003e under typical residential or light commercial loading. High-dust environments, pet homes, wildfire smoke events, or construction-adjacent sites will shorten that window. Check the filter monthly through the first cycle to calibrate your schedule.\u003c\/p\u003e\n\u003ch3\u003eSpec sheet\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/PrePleat_M11_HC_AFP-1-388B.pdf?v=1720461763%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M11 spec sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-11-pleated-air-filters-12-pack\"\u003ePrimeShield Advanced (MERV 11)\u003c\/a\u003e covers the same efficiency tier across common residential and commercial sizes and is usually the better value. Choose this branded option when your equipment spec sheet or facilities team calls for it specifically.\u003c\/p\u003e\n\u003ch3\u003eQuestions on fit, quantity, or a commercial quote?\u003c\/h3\u003e\n\u003cp\u003eNeed a size that isn't listed, a different pack count, or a quote for a commercial order? \u003ca href=\"\/pages\/contact-us\"\u003eGet in touch\u003c\/a\u003e — we handle facilities and commercial orders daily and can usually match or beat distributor pricing.\u003c\/p\u003e","brand":"AAF Flanders","offers":[{"title":"Default Title","offer_id":44087757832314,"sku":"85755-011224M11","price":164.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/85755_c709a8c3-38a2-4ebc-9695-accd51834ae4.png?v=1759359162"}],"url":"https:\/\/www.rememberthefilter.com\/collections\/aaf-merv-11.oembed?page=3","provider":"RememberTheFilter.com","version":"1.0","type":"link"}