{"title":"AAF PREpleat M13 MERV 13 | Hospital-Grade Commercial Filters","description":"\u003cdiv class=\"rtf-collection-intro\"\u003e\n\n\u003ch2\u003eAAF Flanders PREpleat M13 MERV 13\u003c\/h2\u003e\n\n\u003cp\u003eThe PREpleat M13 is AAF Flanders' MERV 13 commercial pleated filter — designed for healthcare, government, and IAQ-critical commercial applications where MERV 8 isn't enough but a HEPA system isn't justified. Built on the same Permagrid radial pleat support as the MERV 8 LPD line, the M13 captures virus carriers, fine smoke, and bacteria-sized particulate at 50%+ efficiency at 0.3 microns.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 13\u003c\/strong\u003e per ASHRAE 52.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50%+ efficiency at 0.3 microns\u003c\/strong\u003e — captures virus carriers, fine smoke, ultrafine pollen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1″, 2″, and 4″ depths\u003c\/strong\u003e — drop-in for standard commercial racks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePermagrid radial pleat support\u003c\/strong\u003e — stable pleat geometry under high airflow\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBeverage-board frame, moisture-resistant\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUL 900 Classified\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSection 889\/NDAA compliant\u003c\/strong\u003e for federal procurement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy MERV 13 Now\u003c\/h3\u003e\n\n\u003cp\u003ePost-COVID, MERV 13 became the CDC-recommended baseline for occupied commercial buildings. ASHRAE Standard 241-2023 and many state and local building codes now reference MERV 13 as the minimum efficiency for offices, schools, healthcare, and government facilities. The PREpleat M13 is a drop-in upgrade path from MERV 8 in most existing commercial racks — no housing modifications required.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifying the Right M13\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1″ depth\u003c\/strong\u003e — standard residential and light-commercial racks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2″ depth\u003c\/strong\u003e — most commercial RTU and AHU applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4″ depth\u003c\/strong\u003e — long-service-interval applications, lower pressure drop, higher capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePressure drop on M13 is higher than M8 by design (more efficient = more resistance). If your existing system was sized for MERV 8 and is operating near its static pressure limit, verify with your service contractor before stepping up. Volume pricing, net terms, COIs available — 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-pleated-merv-13-air-filters-12-pack","title":"AAF Flanders PREpleat M13 MERV 13 (12 Filters)","description":"\u003cp\u003eThe \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":"10x20x1","offer_id":36429168012,"sku":"90013-011020","price":195.99,"currency_code":"USD","in_stock":true},{"title":"12x20x1","offer_id":36429168076,"sku":"90013-011220","price":200.99,"currency_code":"USD","in_stock":true},{"title":"12x24x1","offer_id":36429168140,"sku":"90013-011224","price":196.99,"currency_code":"USD","in_stock":true},{"title":"14x20x1","offer_id":36429168268,"sku":"90013-011420","price":195.99,"currency_code":"USD","in_stock":true},{"title":"14x25x1","offer_id":36429168332,"sku":"90013-011425","price":196.99,"currency_code":"USD","in_stock":true},{"title":"15x20x1","offer_id":36429168396,"sku":"90013-011520","price":205.99,"currency_code":"USD","in_stock":true},{"title":"16x20x1","offer_id":36429168460,"sku":"90013-011620","price":196.99,"currency_code":"USD","in_stock":true},{"title":"16x24x1","offer_id":36429168524,"sku":"90013-011624","price":200.99,"currency_code":"USD","in_stock":true},{"title":"16x25x1","offer_id":36429168588,"sku":"90013-011625","price":196.99,"currency_code":"USD","in_stock":true},{"title":"18x20x1","offer_id":36429168652,"sku":"90013-011820","price":234.99,"currency_code":"USD","in_stock":true},{"title":"18x24x1","offer_id":36429168716,"sku":"90013-011824","price":197.99,"currency_code":"USD","in_stock":true},{"title":"18x25x1","offer_id":36429168780,"sku":"90013-011825","price":196.99,"currency_code":"USD","in_stock":true},{"title":"20x20x1","offer_id":36429168844,"sku":"90013-012020","price":197.99,"currency_code":"USD","in_stock":true},{"title":"20x24x1","offer_id":36429168908,"sku":"90013-012024","price":198.99,"currency_code":"USD","in_stock":true},{"title":"20x25x1","offer_id":36429169036,"sku":"90013-012025","price":198.99,"currency_code":"USD","in_stock":true},{"title":"24x24x1","offer_id":36429169164,"sku":"90013-012424","price":218.99,"currency_code":"USD","in_stock":true},{"title":"25x25x1","offer_id":36429169292,"sku":"90013-012525","price":258.99,"currency_code":"USD","in_stock":true},{"title":"10x20x2","offer_id":39750293323898,"sku":null,"price":199.99,"currency_code":"USD","in_stock":true},{"title":"12x20x2","offer_id":36429169420,"sku":"90013-021220","price":285.99,"currency_code":"USD","in_stock":true},{"title":"12x24x2","offer_id":36429169548,"sku":"90013-021224","price":301.99,"currency_code":"USD","in_stock":true},{"title":"14x20x2","offer_id":36429169740,"sku":"90013-021420","price":302.99,"currency_code":"USD","in_stock":true},{"title":"14x25x2","offer_id":36429169868,"sku":"90013-021425","price":305.99,"currency_code":"USD","in_stock":true},{"title":"15x20x2","offer_id":36429169996,"sku":"90013-021520","price":305.99,"currency_code":"USD","in_stock":true},{"title":"16x20x2","offer_id":36429170124,"sku":"90013-021620","price":306.99,"currency_code":"USD","in_stock":true},{"title":"16x24x2","offer_id":36429170252,"sku":"90013-021624","price":317.99,"currency_code":"USD","in_stock":true},{"title":"16x25x2","offer_id":36429170380,"sku":"90013-021625","price":308.99,"currency_code":"USD","in_stock":true},{"title":"18x20x2","offer_id":36429170508,"sku":"90013-021820","price":309.99,"currency_code":"USD","in_stock":true},{"title":"18x24x2","offer_id":36429170636,"sku":"90013-021824","price":313.99,"currency_code":"USD","in_stock":true},{"title":"18x25x2","offer_id":36429170700,"sku":"90013-021825","price":350.99,"currency_code":"USD","in_stock":true},{"title":"20x20x2","offer_id":36429170828,"sku":"90013-022020","price":320.99,"currency_code":"USD","in_stock":true},{"title":"20x24x2","offer_id":36429170956,"sku":"90013-022024","price":371.99,"currency_code":"USD","in_stock":true},{"title":"20x25x2","offer_id":36429171084,"sku":"90013-022025","price":372.99,"currency_code":"USD","in_stock":true},{"title":"24x24x2","offer_id":36429171212,"sku":"90013-022424","price":375.99,"currency_code":"USD","in_stock":true},{"title":"25x25x2","offer_id":36429171340,"sku":"90013-022525","price":427.99,"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":"10x20x1-prepleat-merv-13-extended-surface-90013-011020-12-filters","title":"10x20x1 AAF Flanders PREpleat M13 MERV 13 90013.011020 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e10″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011020\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638914826362,"sku":"90013-011020","price":195.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_29b31ea1-d64a-4701-8ca0-52b24aefff7a.png?v=1730069270"},{"product_id":"12x20x1-prepleat-merv-13-extended-surface-90013-011220-12-filters","title":"12x20x1 AAF Flanders PREpleat M13 MERV 13 90013.011220 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011220\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638916890746,"sku":"90013-011220","price":200.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_2f41fc8a-3033-45cb-942a-a24c09be7b69.png?v=1730069272"},{"product_id":"24x24x1-prepleat-merv-13-extended-surface-90013-012424-12-filters","title":"24x24x1 AAF Flanders PREpleat M13 MERV 13 90013.012424 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e24″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.012424\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638916923514,"sku":"90013-012424","price":218.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_28f2ddaa-2807-4961-b65f-2cf639128130.png?v=1730069274"},{"product_id":"12x24x2-prepleat-merv-13-extended-surface-90013-021224-12-filters","title":"12x24x2 AAF Flanders PREpleat M13 MERV 13 90013.021224 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021224\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638916989050,"sku":"90013-021224","price":301.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_610b0e31-875d-42bf-af2b-5cd6fc6fa601.png?v=1759423401"},{"product_id":"16x25x1-prepleat-merv-13-extended-surface-90013-011625-12-filters","title":"16x25x1 AAF Flanders PREpleat M13 MERV 13 90013.011625 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011625\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638916956282,"sku":"90013-011625","price":196.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_189d2f77-18a9-4968-a007-e51af8a134b8.png?v=1730069277"},{"product_id":"16x24x1-prepleat-merv-13-extended-surface-90013-011624-12-filters","title":"16x24x1 AAF Flanders PREpleat M13 MERV 13 90013.011624 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011624\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917021818,"sku":"90013-011624","price":200.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_7a3ad732-1ee7-4081-8360-09c61d371fb0.png?v=1730069279"},{"product_id":"16x20x1-prepleat-merv-13-extended-surface-90013-011620-12-filters","title":"16x20x1 AAF Flanders PREpleat M13 MERV 13 90013.011620 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011620\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917054586,"sku":"90013-011620","price":196.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_f479b58e-44a3-45db-a157-6291fb57cfa2.png?v=1730069281"},{"product_id":"15x20x1-prepleat-merv-13-extended-surface-90013-011520-12-filters","title":"15x20x1 AAF Flanders PREpleat M13 MERV 13 90013.011520 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e15″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011520\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917087354,"sku":"90013-011520","price":205.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_9afdc7b7-97b0-426f-b8ea-b3e10e58fd4a.png?v=1730069283"},{"product_id":"14x25x1-prepleat-merv-13-extended-surface-90013-011425-12-filters","title":"14x25x1 AAF Flanders PREpleat M13 MERV 13 90013.011425 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011425\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917120122,"sku":"90013-011425","price":196.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_8e748dfd-9248-4257-8df3-5f284b722a50.png?v=1730069285"},{"product_id":"20x25x1-prepleat-merv-13-extended-surface-90013-012025-12-filters","title":"20x25x1 AAF Flanders PREpleat M13 MERV 13 90013.012025 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.012025\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917218426,"sku":"90013-012025","price":198.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_68f403f1-fd0c-44b7-9a98-801cd238248b.png?v=1730069287"},{"product_id":"18x24x1-prepleat-merv-13-extended-surface-90013-011824-12-filters","title":"18x24x1 AAF Flanders PREpleat M13 MERV 13 90013.011824 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011824\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917152890,"sku":"90013-011824","price":197.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_0212311c-db73-499e-aa36-97b9c6d0d799.png?v=1730069289"},{"product_id":"25x25x1-prepleat-merv-13-extended-surface-90013-012525-12-filters","title":"25x25x1 AAF Flanders PREpleat M13 MERV 13 90013.012525 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e25″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.012525\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917251194,"sku":"90013-012525","price":258.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_b3f2d366-ab99-41f0-94db-d24e91c4e220.png?v=1759423401"},{"product_id":"14x20x1-prepleat-merv-13-extended-surface-90013-011420-12-filters","title":"14x20x1 AAF Flanders PREpleat M13 MERV 13 90013.011420 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011420\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917185658,"sku":"90013-011420","price":195.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_47f30ac6-6f62-4605-8cc2-b5a3995f6fdb.png?v=1730069293"},{"product_id":"12x24x1-prepleat-merv-13-extended-surface-90013-011224-12-filters","title":"12x24x1 AAF Flanders PREpleat M13 MERV 13 90013.011224 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011224\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917382266,"sku":"90013-011224","price":196.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_2e23ebf0-163e-4484-a667-4ca77e316639.png?v=1730069295"},{"product_id":"12x20x2-prepleat-merv-13-extended-surface-90013-021220-12-filters","title":"12x20x2 AAF Flanders PREpleat M13 MERV 13 90013.021220 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021220\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917283962,"sku":"90013-021220","price":285.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_f144b377-9f46-4ba5-a766-88713be0be2b.png?v=1730069297"},{"product_id":"14x25x2-prepleat-merv-13-extended-surface-90013-021425-12-filters","title":"14x25x2 AAF Flanders PREpleat M13 MERV 13 90013.021425 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021425\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917316730,"sku":"90013-021425","price":305.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_f77f3009-d39a-4388-9dbe-cd2256895437.png?v=1730069299"},{"product_id":"14x20x2-prepleat-merv-13-extended-surface-90013-021420-12-filters","title":"14x20x2 AAF Flanders PREpleat M13 MERV 13 90013.021420 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e14″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021420\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917349498,"sku":"90013-021420","price":302.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_a0efa66d-2dfd-4d52-9378-cad0bd31d865.png?v=1730069301"},{"product_id":"16x24x2-prepleat-merv-13-extended-surface-90013-021624-12-filters","title":"16x24x2 AAF Flanders PREpleat M13 MERV 13 90013.021624 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021624\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917415034,"sku":"90013-021624","price":317.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_935b6b1d-8a95-4470-b06a-9b95219396b4.png?v=1730069303"},{"product_id":"18x20x2-prepleat-merv-13-extended-surface-90013-021820-12-filters","title":"18x20x2 AAF Flanders PREpleat M13 MERV 13 90013.021820 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021820\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917513338,"sku":"90013-021820","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_e5e98ecb-44d8-49ac-a3a7-b8faca639513.png?v=1759423404"},{"product_id":"18x24x2-prepleat-merv-13-extended-surface-90013-021824-12-filters","title":"18x24x2 AAF Flanders PREpleat M13 MERV 13 90013.021824 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021824\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917447802,"sku":"90013-021824","price":313.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_dd8aa9cb-8663-460c-8614-6cf9faba7024.png?v=1759423403"},{"product_id":"15x20x2-prepleat-merv-13-extended-surface-90013-021520-12-filters","title":"15x20x2 AAF Flanders PREpleat M13 MERV 13 90013.021520 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e15″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021520\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917611642,"sku":"90013-021520","price":305.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_5baa90c8-c4ee-448c-9e73-751420b7a1e3.png?v=1730069309"},{"product_id":"16x20x2-prepleat-merv-13-extended-surface-90013-021620-12-filters","title":"16x20x2 AAF Flanders PREpleat M13 MERV 13 90013.021620 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021620\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917480570,"sku":"90013-021620","price":306.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_a653b6d8-e5e1-4c52-99e4-1786deac7f93.png?v=1730069311"},{"product_id":"18x20x1-prepleat-merv-13-extended-surface-90013-011820-12-filters","title":"18x20x1 AAF Flanders PREpleat M13 MERV 13 90013.011820 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011820\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917546106,"sku":"90013-011820","price":234.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_9a895ac5-be0d-45f2-9f2e-0da98aab070e.png?v=1730069313"},{"product_id":"16x25x2-prepleat-merv-13-extended-surface-90013-021625-12-filters","title":"16x25x2 AAF Flanders PREpleat M13 MERV 13 90013.021625 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021625\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917644410,"sku":"90013-021625","price":308.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_343b1b50-94c9-47cb-b640-e42c59dda6d8.png?v=1730069315"},{"product_id":"20x20x1-prepleat-merv-13-extended-surface-90013-012020-12-filters","title":"20x20x1 AAF Flanders PREpleat M13 MERV 13 90013.012020 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 20″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.012020\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917677178,"sku":"90013-012020","price":197.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_bea1f8ba-8720-4724-bcb9-90096bfc1d40.png?v=1730069317"},{"product_id":"20x24x2-prepleat-merv-13-extended-surface-90013-022024-12-filters","title":"20x24x2 AAF Flanders PREpleat M13 MERV 13 90013.022024 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.022024\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917578874,"sku":"90013-022024","price":371.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_b47ecc4a-c46e-4271-a7c0-eb09cf972d15.png?v=1730069321"},{"product_id":"20x20x2-prepleat-merv-13-extended-surface-90013-022020-12-filters","title":"20x20x2 AAF Flanders PREpleat M13 MERV 13 90013.022020 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.022020\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917742714,"sku":"90013-022020","price":320.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_f0c2757f-67ea-47d7-b43b-a3326a543128.png?v=1730069323"},{"product_id":"18x25x2-prepleat-merv-13-extended-surface-90013-021825-12-filters","title":"18x25x2 AAF Flanders PREpleat M13 MERV 13 90013.021825 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021825\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917709946,"sku":"90013-021825","price":350.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_20572912-ca73-4554-9330-f2f57829062c.png?v=1730069325"},{"product_id":"20x24x1-prepleat-merv-13-extended-surface-90013-012024-12-filters","title":"20x24x1 AAF Flanders PREpleat M13 MERV 13 90013.012024 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 24″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.012024\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917775482,"sku":"90013-012024","price":198.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_3b8a0e4e-75fe-46fd-bf21-a33bf9c817b8.png?v=1730069327"},{"product_id":"18x25x1-prepleat-merv-13-extended-surface-90013-011825-12-filters","title":"18x25x1 AAF Flanders PREpleat M13 MERV 13 90013.011825 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 25″ × 1″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.011825\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917808250,"sku":"90013-011825","price":196.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_b32fb35c-652b-4f32-a5e2-1ccdeb429eb1.png?v=1730069329"},{"product_id":"24x24x2-prepleat-merv-13-extended-surface-90013-022424-12-filters","title":"24x24x2 AAF Flanders PREpleat M13 MERV 13 90013.022424 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e24″ × 24″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.022424\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917939322,"sku":"90013-022424","price":375.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_f5acf393-6f4e-4e06-bbf0-dd01f720ecd2.png?v=1730069330"},{"product_id":"20x25x2-prepleat-merv-13-extended-surface-90013-022025-12-filters","title":"20x25x2 AAF Flanders PREpleat M13 MERV 13 90013.022025 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.022025\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638917972090,"sku":"90013-022025","price":372.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_0d5dbcbc-3965-49be-ab95-5b4a65aeb537.png?v=1730069332"},{"product_id":"12x24x4-prepleat-merv-13-extended-surface-90013-041224-6-filters","title":"12x24x4 AAF Flanders PREpleat M13 MERV 13 90013.041224 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.041224\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918004858,"sku":"90013-041224","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_54535391-5b3f-4922-9513-ad86219387d5.png?v=1730069334"},{"product_id":"18x24x4-prepleat-merv-13-extended-surface-90013-041824-6-filters","title":"18x24x4 AAF Flanders PREpleat M13 MERV 13 90013.041824 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e18″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.041824\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918037626,"sku":"90013-041824","price":268.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_3f15ef0f-1b80-4ba1-9736-d08670d1b91a.png?v=1730069336"},{"product_id":"25x25x2-prepleat-merv-13-extended-surface-90013-022525-12-filters","title":"25x25x2 AAF Flanders PREpleat M13 MERV 13 90013.022525 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e25″ × 25″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.022525\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918070394,"sku":"90013-022525","price":427.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_5200eb74-2a13-473e-a081-a647fc7c372b.png?v=1759423404"},{"product_id":"16x20x4-prepleat-merv-13-extended-surface-90013-041620-6-filters","title":"16x20x4 AAF Flanders PREpleat M13 MERV 13 90013.041620 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 20″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.041620\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918103162,"sku":"90013-041620","price":256.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_ce2456a6-53a4-4bb0-98c4-e447e5d3ed0d.png?v=1730069339"},{"product_id":"16x25x4-prepleat-merv-13-extended-surface-90013-041625-6-filters","title":"16x25x4 AAF Flanders PREpleat M13 MERV 13 90013.041625 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e16″ × 25″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.041625\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918135930,"sku":"90013-041625","price":268.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_04e35062-3698-41c3-8b63-6be6cff68396.png?v=1730069341"},{"product_id":"20x24x4-prepleat-merv-13-extended-surface-90013-042024-6-filters","title":"20x24x4 AAF Flanders PREpleat M13 MERV 13 90013.042024 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.042024\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918168698,"sku":"90013-042024","price":272.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_3956f95e-45a8-48fa-a302-1b3feb88b08a.png?v=1730069343"},{"product_id":"20x25x4-prepleat-merv-13-extended-surface-90013-042025-6-filters","title":"20x25x4 AAF Flanders PREpleat M13 MERV 13 90013.042025 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 25″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.042025\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918201466,"sku":"90013-042025","price":313.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_2c069730-9bc3-4b0e-a762-92c76592b9ca.png?v=1730069345"},{"product_id":"24x24x4-prepleat-merv-13-extended-surface-90013-042424-6-filters","title":"24x24x4 AAF Flanders PREpleat M13 MERV 13 90013.042424 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e24″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.042424\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918234234,"sku":"90013-042424","price":293.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_6c35c5fc-c3aa-4752-b378-6b0aed119082.png?v=1730069347"},{"product_id":"20x20x4-prepleat-merv-13-extended-surface-90013-042020-6-filters","title":"20x20x4 AAF Flanders PREpleat M13 MERV 13 90013.042020 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e20″ × 20″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.042020\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918267002,"sku":"90013-042020","price":281.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_27b7aa2a-da8e-4472-8589-39ec674ab466.png?v=1730069349"},{"product_id":"25x29x4-prepleat-merv-13-extended-surface-90013-042529-6-filters","title":"25x29x4 AAF Flanders PREpleat M13 MERV 13 90013.042529 (6 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e25″ × 29″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.042529\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39638918299770,"sku":"90013-042529","price":450.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_6c3a1567-5a4b-43ee-b771-aab8e9af21b1.png?v=1730069351"},{"product_id":"10x20x2-prepleat-merv-13-extended-surface-90013-021020-12-filters","title":"10x20x2 AAF Flanders PREpleat M13 MERV 13 90013.021020 (12 Filters)","description":"\u003cp\u003eThis \u003cstrong\u003e10″ × 20″ × 2″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.021020\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e12 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":39750292471930,"sku":"90013-021020","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_f126929c-751f-4ab1-aedd-3896d6cd3192.png?v=1730069352"},{"product_id":"warehouse-deal-12x24x4-prepleat-merv-13-extended-surface-90013-041224-6-filters","title":"WAREHOUSE DEAL 12x24x4 AAF Flanders PREpleat M13 MERV 13 (6 Filters)","description":"\u003cp\u003e\u003cstrong\u003eWarehouse deal:\u003c\/strong\u003e closeout pricing on overstock inventory. Filters may show minor box wear or cosmetic imperfections from handling and storage. Each lot is inspected before listing and priced accordingly — filtration performance is unaffected. While supplies last.\u003c\/p\u003e\n\u003cp\u003eThis \u003cstrong\u003e12″ × 24″ × 4″\u003c\/strong\u003e listing (part number \u003cstrong\u003e90013.041224\u003c\/strong\u003e) of the \u003cstrong\u003eAAF Flanders PREpleat M13\u003c\/strong\u003e pleated air filter delivers \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration and ships as a case of \u003cstrong\u003e6 filters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\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 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 office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\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_M13_PDF.pdf?v=1639548528%E2%80%B3%20rel=\" noopener target=\"_blank\"\u003eDownload PREpleat M13 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-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":43936854933626,"sku":"","price":189.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013_54535391-5b3f-4922-9513-ad86219387d5.png?v=1730069334"},{"product_id":"custom-size-aaf-flanders-prepleat-merv-13-extended-surface-filters","title":"Custom Size AAF Flanders PREpleat M13 MERV 13 Air Filter","description":"\u003cp\u003eThis is our \u003cstrong\u003ecustom-size AAF Flanders PREpleat M13\u003c\/strong\u003e air filter, delivering \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration built to your exact dimensions. When your HVAC system has a non-standard filter opening — common in older homes, commercial rooftop units, and legacy air handlers — stock nominal sizes leave gaps that let unfiltered air bypass the filter. Custom sizing closes that gap so your system actually filters the air it handles.\u003c\/p\u003e\n\u003ch3\u003eWhen a custom size is the right call\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLegacy air handlers with non-standard filter openings\u003c\/li\u003e\n  \u003cli\u003eCommercial rooftop units with manufacturer-specific filter slots\u003c\/li\u003e\n  \u003cli\u003eOlder residential returns that don't match today's nominal sizes\u003c\/li\u003e\n  \u003cli\u003eReplacement for a filter you've been trimming or stacking to fit\u003c\/li\u003e\n  \u003cli\u003eBuilt-in filter housings where the equipment was designed around the filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to order\u003c\/h3\u003e\n\u003cp\u003eMeasure your existing filter (not the housing it sits in — filters are typically slightly smaller than the housing for installation clearance) to the nearest \u003cstrong\u003e1\/8 inch\u003c\/strong\u003e in length, width, and depth. If you're unsure about measurements or which filter spec is right for your system, \u003ca href=\"\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e with a photo of your existing filter or housing and we'll confirm before production. Our \u003cstrong\u003eFilter Fit Guarantee\u003c\/strong\u003e means if you measure wrong, we'll remake the filter at no additional cost.\u003c\/p\u003e\n\u003ch3\u003eWhat MERV 13 captures\u003c\/h3\u003e\n\u003cp\u003eVery fine particles including smoke, bacteria-sized particles, and virus carriers attached to larger droplets, on top of everything MERV 11 captures. Commonly specified for commercial spaces with higher indoor-air-quality requirements and for homes with wildfire smoke or air-quality concerns. Ensure your HVAC system is rated for the increased static pressure.\u003c\/p\u003e\n\u003ch3\u003eConstruction\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 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  \u003cli\u003e\n\u003cstrong\u003eSizing tolerance:\u003c\/strong\u003e Built to 1\/8 inch increments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eCommercial office, light institutional, and residential HVAC where MERV 13 is specified — including facilities responding to wildfire smoke or higher indoor-air-quality requirements. Confirm the HVAC system is rated for the increased static pressure.\u003c\/p\u003e\n\u003ch3\u003eAlso worth considering\u003c\/h3\u003e\n\u003cp\u003eShopping on price? Our house brand \u003ca href=\"\/products\/merv-13-pleated-air-filters-12-pack\"\u003ePrimeShield Elite (MERV 13)\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":"1\" Depth","offer_id":44001272135802,"sku":null,"price":309.99,"currency_code":"USD","in_stock":true},{"title":"2\" Depth","offer_id":44001272168570,"sku":null,"price":409.99,"currency_code":"USD","in_stock":true},{"title":"4\" Depth","offer_id":44001272201338,"sku":null,"price":409.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/90013.png?v=1772057773"}],"url":"https:\/\/www.rememberthefilter.com\/collections\/prepleat-merv-13-extended-surface-filters.oembed?page=3","provider":"RememberTheFilter.com","version":"1.0","type":"link"}