{"product_id":"aprilaire-813-competitive-media-20-x-25-inch-merv-13-res813","title":"Aprilaire 813 Competitive Media 20 x 25 Inch Merv 13 (RES813)","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eAprilaire 813 is a Merv 13 replacement air filter media nominally sized 20 x 25 x 4 inches for whole-home filtration. It uses synthetic polypropylene acrylic fiber media to capture fine airborne particles and allergens and is designed to install in compatible Aprilaire grilles or competitive housings when used with the Aprilaire 4897 upgrade kit. Rated for approximately 2000 cfm with a nominal pressure drop of 0.05 in WC and a 12-month recommended replacement interval.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMerv 13 filtration efficiency for fine particle capture\u003c\/li\u003e\n  \u003cli\u003eNominal dimensions 20 x 25 x 4 in; actual dimensions 19.58 x 26.63 x 4.05 in\u003c\/li\u003e\n  \u003cli\u003eSynthetic polypropylene acrylic media; compatible with Aprilaire 4897 upgrade kit and 2025FG grille\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eMerv 13 synthetic media replacement filter, nominal 20 x 25 x 4 in; compatible with Aprilaire 4897 upgrade kit; rated ~2000 cfm and 0.05 in WC pressure drop.\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: APRILAIRE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 813\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: United States\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Aprilaire\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel \/ MPN\u003c\/strong\u003e: 813\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplacement MPN\u003c\/strong\u003e: RES813\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 686720008139\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFilter Type\u003c\/strong\u003e: Replacement air filter media\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMERV Rating\u003c\/strong\u003e: MERV 13\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Dimensions\u003c\/strong\u003e: 20 x 25 x 4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActual Dimensions\u003c\/strong\u003e: 19.58 x 26.63 x 4.05 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDepth\u003c\/strong\u003e: 4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedia Type\u003c\/strong\u003e: Synthetic fiber (Polypropylene acrylic)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAirflow Capacity\u003c\/strong\u003e: 2000 cfm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure Drop\u003c\/strong\u003e: 0.05 in WC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With\u003c\/strong\u003e: Aprilaire 4897 upgrade kit rails; AprilAire 2025FG filter grille; compatible with competitive carriers using 4897 upgrade kit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRecommended Replacement Schedule\u003c\/strong\u003e: 12 months\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Size\u003c\/strong\u003e: Each\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"APRILAIRE","offers":[{"title":"Default Title","offer_id":51500281692466,"sku":"813","price":84.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/314727114.jpg?v=1784683536","url":"https:\/\/voomisupply.com\/products\/aprilaire-813-competitive-media-20-x-25-inch-merv-13-res813","provider":"Voomi Supply","version":"1.0","type":"link"}