{"product_id":"ferguson-4067474","title":"D Cabinet Return Plenum – Filter Box (25x20x4)","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis 25\" x 20\" x 4\" return plenum filter box is designed for use with D-cabinet gas furnaces and D-cabinet air handlers. Constructed from durable galvanized steel, it provides a secure return air connection while accommodating a standard 25x20x4 air filter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommonly used in residential HVAC installations, this filter box helps support proper airflow and filtration, improving system performance and indoor air quality. Ideal for new construction, equipment replacements, and retrofit applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for D-cabinet gas furnaces and air handlers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAccommodates standard 25x20x4 air filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDurable galvanized steel construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports proper return airflow and filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for residential HVAC systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for new installations and replacement projects\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003eItem# 4067474; Part# SMPDF2520\u003c\/p\u003e","brand":"The AC Factory","offers":[{"title":"Default Title","offer_id":46797388218499,"sku":"4067474","price":550.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/6986\/0483\/files\/4067474_primary.jpg?v=1773354484","url":"https:\/\/www.theacfactory.com\/products\/ferguson-4067474","provider":"The AC Factory","version":"1.0","type":"link"}