{"product_id":"koch-maxi-grid-mg300-merv-8-panel","title":"Koch Maxi-Grid MG300 Standard Panel Filter MERV 8 - Case of 24","description":"\u003cp\u003eThe Maxi-Grid 300 is the \u003cstrong\u003eall-purpose workhorse\u003c\/strong\u003e in Koch’s Maxi-Grid panel line — a \u003cstrong\u003e3-ply panel filter\u003c\/strong\u003e with \u003cstrong\u003eMERV 8\u003c\/strong\u003e efficiency at the lowest pressure drop in the line. Initial pressure drop is \u003cstrong\u003e0.28″ w.g. at 400 FPM\u003c\/strong\u003e with a dust holding capacity of \u003cstrong\u003e268 grams at 1.5″ w.g.\u003c\/strong\u003e The tackifier is encapsulated between the second and third media layers for stable performance across the filter’s service life. The standard choice for commercial buildings, hospitals, and industrial systems that need MERV 8 capture with minimum airflow restriction.\u003c\/p\u003e\u003ch3\u003eCommon Maxi-Grid construction\u003c\/h3\u003e\u003cp\u003eAll Maxi-Grid Standard Panels share a common construction philosophy: \u003cstrong\u003einternally-supported synthetic-media panel filters\u003c\/strong\u003e with a self-sealing frame design and steel internal support wire. The synthetic media handles high-moisture applications well, the progressively-dense media construction maximizes dust holding capacity, and the self-sealing design prevents air bypass at the frame edges. All four sub-lines (MG200, MG300, MG400, MG550) are sized to the same nominal dimensions and package 24 panels per case for efficient shipping and storage.\u003c\/p\u003e\u003ch3\u003eWhen Maxi-Grid MG300 is specified\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard commercial HVAC\u003c\/strong\u003e — office buildings, schools, retail, hospitality where MERV 8 is the target\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHospitals and clinics\u003c\/strong\u003e — general-purpose air handling and prefilter stages\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial facilities\u003c\/strong\u003e — manufacturing, warehousing, and process environments needing MERV 8 capture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePaint spray booths\u003c\/strong\u003e — high-moisture-tolerant synthetic media is well-suited to booth environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement for fiberglass throwaway filters\u003c\/strong\u003e — longer service life and better capture in the same panel form factor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 3-ply internally-supported panel filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e 100% synthetic, progressively dense (suitable for high-moisture applications)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Self-sealing design with steel internal support wire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTackifier:\u003c\/strong\u003e Encapsulated between 2nd and 3rd layers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAntimicrobial:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency rating:\u003c\/strong\u003e MERV 8 per ASHRAE Test Standard 52.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInitial pressure drop:\u003c\/strong\u003e 0.28″ w.g. at 400 FPM face velocity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDust holding capacity:\u003c\/strong\u003e 268 grams at 1.5″ w.g. final pressure drop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListings:\u003c\/strong\u003e UL Classified per UL Standard 900\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference bulletin:\u003c\/strong\u003e Koch K-902\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase quantity:\u003c\/strong\u003e 24 panels per carton (space-saving packaging vs. standard 12-per-carton cardboard panels)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat MERV 8 captures\u003c\/h3\u003e\u003cp\u003eCaptures dust mite debris, pollen, mold spores, pet dander, and most household and office airborne dust. The standard residential and commercial efficiency for everyday indoor air quality, balancing capture performance with airflow.\u003c\/p\u003e\u003ch3\u003eChoosing across the Maxi-Grid line\u003c\/h3\u003e\u003cp\u003eKoch offers four Maxi-Grid Standard Panel sub-lines, each tuned for a different application:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMG200 (MERV 7):\u003c\/strong\u003e Most economical, 3-ply, downstream tackifier. Equipment protection and prefilter applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMG300 (MERV 8):\u003c\/strong\u003e All-purpose workhorse, 3-ply, lowest pressure drop in the line, encapsulated tackifier. Standard commercial HVAC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMG400 (MERV 11):\u003c\/strong\u003e Higher efficiency, 4-ply, higher pressure drop. Light-industrial and high-IAQ commercial.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMG550 (MERV 8):\u003c\/strong\u003e Antimicrobial-treated 3-ply with heavy-duty wire support. Healthcare, food processing, high-moisture sites.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes listed are nominal.\u003c\/strong\u003e Actual panel dimensions are slightly under nominal — standard for the industry. (Example: 10x20 nominal = 9-1\/2 x 19-1\/2 actual.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold by the case.\u003c\/strong\u003e Each variant ships in a \u003cstrong\u003ecase of 24 panels\u003c\/strong\u003e — Koch’s space-saving packaging is roughly half the cube of standard 12-per-carton cardboard panels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed link panels?\u003c\/strong\u003e The Maxi-Grid line is also available as linked continuous panels for side-access housings, eliminating bypass between filters. Contact us to spec link panels for your housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed a different size?\u003c\/strong\u003e \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for non-standard sizes or facility-scale orders.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Koch","offers":[{"title":"10x20","offer_id":44118877864058,"sku":"133-1020-01","price":247.92,"currency_code":"USD","in_stock":true},{"title":"12x24","offer_id":44118877896826,"sku":"133-1224-01","price":265.2,"currency_code":"USD","in_stock":true},{"title":"16x20","offer_id":44118877929594,"sku":"133-1620-01","price":274.56,"currency_code":"USD","in_stock":true},{"title":"16x25","offer_id":44118877962362,"sku":"133-1625-01","price":300.96,"currency_code":"USD","in_stock":true},{"title":"20x20","offer_id":44118877995130,"sku":"133-2020-01","price":298.32,"currency_code":"USD","in_stock":true},{"title":"20x24","offer_id":44118878027898,"sku":"133-2024-01","price":322.8,"currency_code":"USD","in_stock":true},{"title":"20x25","offer_id":44118878060666,"sku":"133-2025-01","price":328.56,"currency_code":"USD","in_stock":true},{"title":"24x24","offer_id":44118878093434,"sku":"133-2424-01","price":352.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/getimage2_efa9c36d-0e44-49a6-a561-fbd2877e946f.jpg?v=1777728311","url":"https:\/\/www.rememberthefilter.com\/products\/koch-maxi-grid-mg300-merv-8-panel","provider":"RememberTheFilter.com","version":"1.0","type":"link"}