{"product_id":"filter-king-21x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-57-x-75","title":"Filter King 21x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A\/C Furnace Filters | MADE IN USA | Actual Size: 21 x 57 x .75″","description":"\u003cul data-start=\"153\" data-end=\"795\"\u003e\n\u003cli data-start=\"153\" data-end=\"179\"\u003e\n\u003cp data-start=\"155\" data-end=\"179\"\u003e\u003cstrong data-start=\"155\" data-end=\"165\"\u003eBrand:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFilter King\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"180\" data-end=\"201\"\u003e\n\u003cp data-start=\"182\" data-end=\"201\"\u003e\u003cstrong data-start=\"182\" data-end=\"191\"\u003eType:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePleated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"202\" data-end=\"230\"\u003e\n\u003cp data-start=\"204\" data-end=\"230\"\u003e\u003cstrong data-start=\"204\" data-end=\"212\"\u003eMPN:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFK21x57x1A-M8-4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"231\" data-end=\"253\"\u003e\n\u003cp data-start=\"233\" data-end=\"253\"\u003e\u003cstrong data-start=\"233\" data-end=\"249\"\u003eMERV Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"254\" data-end=\"279\"\u003e\n\u003cp data-start=\"256\" data-end=\"279\"\u003e\u003cstrong data-start=\"256\" data-end=\"275\"\u003eNumber in Pack:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"280\" data-end=\"325\"\u003e\n\u003cp data-start=\"282\" data-end=\"325\"\u003e\u003cstrong data-start=\"282\" data-end=\"298\"\u003eApplication:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAir Conditioner, Furnace\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"326\" data-end=\"379\"\u003e\n\u003cp data-start=\"328\" data-end=\"379\"\u003e\u003cstrong data-start=\"328\" data-end=\"343\"\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e21″ W × 57″ L × 0.75″ D (19.1 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"380\" data-end=\"424\"\u003e\n\u003cp data-start=\"382\" data-end=\"424\"\u003e\u003cstrong data-start=\"382\" data-end=\"408\"\u003eFiltration Technology:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eElectrostatic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"425\" data-end=\"454\"\u003e\n\u003cp data-start=\"427\" data-end=\"454\"\u003e\u003cstrong data-start=\"427\" data-end=\"443\"\u003eFilter Life:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3 Months\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"486\"\u003e\n\u003cp data-start=\"457\" data-end=\"486\"\u003e\u003cstrong data-start=\"457\" data-end=\"474\"\u003eFilter Media:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePolyester\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"487\" data-end=\"564\"\u003e\n\u003cp data-start=\"489\" data-end=\"564\"\u003e\u003cstrong data-start=\"489\" data-end=\"515\"\u003eContaminants Captured:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBacteria, Pollen, Dust, Dust Mites, Pet Dander\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"565\" data-end=\"599\"\u003e\n\u003cp data-start=\"567\" data-end=\"599\"\u003e\u003cstrong data-start=\"567\" data-end=\"586\"\u003eFrame Material:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePaperboard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filter King","offers":[{"title":"Default Title","offer_id":50880602603815,"sku":"FK21x57x1A-M8 -4","price":132.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/4780\/2407\/files\/21x57.webp?v=1767338152","url":"https:\/\/hvacdirect.store\/products\/filter-king-21x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-57-x-75","provider":"WholesaleHVACDirect","version":"1.0","type":"link"}