{"product_id":"koch-maxi-grid-mg400-merv-11-20-inch-link-panel","title":"Koch Maxi-Grid MG400 20\" High Link Panel Filter MERV 11 - Sold by the Case","description":"\u003cp\u003eThe Maxi-Grid 400 20″ High Link Panel is the \u003cstrong\u003ehigher-efficiency option\u003c\/strong\u003e in the 20″-high linked panel line — pre-linked \u003cstrong\u003e4-ply MERV 11\u003c\/strong\u003e panels for side-access housings where finer particle capture is required in a panel form factor. Initial pressure drop is \u003cstrong\u003e0.48″ w.g. at 400 FPM\u003c\/strong\u003e per panel with a dust holding capacity of \u003cstrong\u003e195 grams at 1.5″ w.g.\u003c\/strong\u003e The extra ply enables MERV 11 capture; the higher pressure drop is the engineering trade-off. Specify the MG400 20″ Link Panel for offices, schools, hotels, and light industrial systems where MERV 11 is the target.\u003c\/p\u003e\u003ch3\u003eWhat link panels are and why they matter\u003c\/h3\u003e\u003cp\u003eLink panels are pre-linked continuous strips of individual filter panels designed to drop into \u003cstrong\u003eside-access filter housings\u003c\/strong\u003e as a single unit. Standard panel filters (front-access) install one panel at a time into a holding frame; link panels replace an entire row of filters in one motion. Two operational benefits result:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminated air bypass:\u003c\/strong\u003e Conventional individual panels can leave gaps between filters or at the end of a track, allowing unfiltered air to pass through. Link panels are continuously joined — no gaps, no bypass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFaster installation and removal:\u003c\/strong\u003e Maintenance personnel pull and replace one continuous unit per filter track instead of multiple individual panels. Significant labor savings on large air handlers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis product covers the \u003cstrong\u003e20″-high panel section\u003c\/strong\u003e of the Maxi-Grid MG400 link line — the tallest panel-section height in the standard Maxi-Grid family. Each linked unit is built around 20″-tall individual panel sections joined together. Choose the number of panels (2 through 8, or the 24-panel Master Link) based on the length of your housing track, and the panel width (20″x16″ through 20″x25″) based on your housing depth.\u003c\/p\u003e\u003ch3\u003eNeed a different panel-section height?\u003c\/h3\u003e\u003cp\u003eIf your housing uses shorter filter tracks, see the matching Koch Maxi-Grid MG400 \u003cstrong\u003e16″ High Link Panel\u003c\/strong\u003e or \u003cstrong\u003e12″ Standard Link Panel\u003c\/strong\u003e. Same construction, same MERV 11 rating, same case-pack pricing model — just sized for shorter housings.\u003c\/p\u003e\u003ch3\u003eWhen Maxi-Grid MG400 20″ Link Panel is specified\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOffices, schools, hotels\u003c\/strong\u003e with 20″ side-access housings requiring MERV 11 capture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight-industrial systems\u003c\/strong\u003e in 20″ side-access configurations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHealthcare and laboratory pre-filtration\u003c\/strong\u003e — ahead of MERV 13+ final stages\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable-air-volume systems\u003c\/strong\u003e with 20″ side-access housings — the 4-ply construction holds up to airflow swings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge industrial air handlers\u003c\/strong\u003e with tall side-access tracks where MERV 11 is required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSizing the link panel to your housing\u003c\/h3\u003e\u003cp\u003eEach 20″ link panel is identified by two dimensions:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanel count:\u003c\/strong\u003e How many 20″-tall panels are linked end-to-end. Available from 2-panel (32″-34″ total length range) up through 8-panel (200″+ total), plus the 24-panel \u003cstrong\u003eMaster Link\u003c\/strong\u003e (continuous extra-long unit). Select the count that matches your housing track length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanel width:\u003c\/strong\u003e 20″x16″, 20″x18″, 20″x20″, 20″x22″, 20″x24″, or 20″x25″. Match to your housing depth.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 20″ line offers \u003cstrong\u003e6 panel widths\u003c\/strong\u003e — the broadest housing-depth range in the standard Maxi-Grid Link family (compared to 5 widths on the 16″ line and 3 widths on the 12″ line).\u003c\/p\u003e\u003ch3\u003eDesign and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanel height:\u003c\/strong\u003e 20″ (per individual panel section)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Pre-linked continuous panel filter for side-access housings, 4-ply construction\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 Downstream\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 11 per ASHRAE Test Standard 52.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInitial pressure drop:\u003c\/strong\u003e 0.48″ w.g. at 400 FPM face velocity (per panel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDust holding capacity:\u003c\/strong\u003e 195 grams at 1.5″ w.g. final pressure drop (per panel)\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\u003c\/ul\u003e\u003ch3\u003eWhat MERV 11 captures\u003c\/h3\u003e\u003cp\u003eCaptures fine dust, smoke, auto fumes, and most airborne particles down to 1 micron. A strong general-purpose efficiency for offices, schools, hotels, and light industrial.\u003c\/p\u003e\u003ch3\u003eWhy 4-ply construction\u003c\/h3\u003e\u003cp\u003eThe MG400’s additional media layer is what enables MERV 11 capture in a panel form factor. The four progressively dense layers each capture a specific particle-size range — coarser particles in the upstream layers, finer particles in the downstream layers. This staged capture also extends service life by distributing particle loading across all four layers. The trade-off is the higher initial pressure drop (0.48″ w.g. per panel); confirm your blower can handle this resistance before specifying.\u003c\/p\u003e\u003ch3\u003eChoosing across the Maxi-Grid 20″ Link Panel line\u003c\/h3\u003e\u003cp\u003eKoch offers four Maxi-Grid sub-lines in the 20″ high link panel format:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMG200 20″ Link (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 20″ Link (MERV 8):\u003c\/strong\u003e All-purpose workhorse, 3-ply, lowest pressure drop in the line. Standard commercial HVAC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMG400 20″ Link (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 20″ Link (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\u003eForm-factor decision: 20″, 16″, or 12″ Link — or Standard Panels?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThis product (20″ Link):\u003c\/strong\u003e Pre-linked continuous panels, 20″-tall sections, for side-access housings with 20″ filter tracks. The tallest standard Link Panel option.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″ Link Panel (sister product):\u003c\/strong\u003e Same construction, 16″-tall sections, for housings with 16″ tracks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″ Link Panel (sister product):\u003c\/strong\u003e Same construction, 12″-tall sections, for housings with 12″ tracks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Panel (front-access):\u003c\/strong\u003e Individual panels installed one-by-one into front-access holding frames. Different form factor entirely.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm your housing track length, depth, and panel-height requirement\u003c\/strong\u003e before ordering. Match panel count to track length, panel width to housing depth, and panel-section height (20″ here) to your filter track.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold by the case.\u003c\/strong\u003e Carton quantity varies by panel count: 2-panel link = 12 units per case; 3-panel = 8; 4-panel = 6; 5-panel = 5; 6-panel = 4; 7-panel and 8-panel = 3; 24-panel Master Link = 1 per case. The variant price is the case price.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed a non-standard length, width, or height?\u003c\/strong\u003e \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for custom link configurations or facility-scale orders.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Koch","offers":[{"title":"2-panel (32-34\" length) \/ 20\"x16\"","offer_id":44118891561082,"sku":"134-2016-02","price":292.68,"currency_code":"USD","in_stock":true},{"title":"2-panel (36-38\" length) \/ 20\"x18\"","offer_id":44118891593850,"sku":"134-2018-02","price":308.04,"currency_code":"USD","in_stock":true},{"title":"2-panel (40-42\" length) \/ 20\"x20\"","offer_id":44118891626618,"sku":"134-2020-02","price":320.16,"currency_code":"USD","in_stock":true},{"title":"2-panel (44-46\" length) \/ 20\"x22\"","offer_id":44118891659386,"sku":"134-2022-02","price":333.96,"currency_code":"USD","in_stock":true},{"title":"2-panel (48-50\" length) \/ 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