{"product_id":"dayton-damper-backdraft-4hx77","title":"Damper, Backdraft","description":"17.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 17 3\/4 in, Rough Opening Diameter 15 1\/2 in, Rough Opening Shape Square, Fits Fan Diameter 12 in, For Duct Shape Square, Free Area 1.2 sq ft, Overall Width 17 3\/4 in, Frame Material Thickness 0.1 in, Overall Length 4 1\/2 in, Connection Type Not Applicable, Frame Depth 1 5\/8 in\n\u003cp class=\"tags\" id=\"tags\"\u003e\n    graingerSKU: 4HX77,\nmscSKU: ,\nzoro_no: G1225524,\nmongo_id: 65bbe79a9a749db82274903d\n\u003c\/p\u003e","brand":"Dayton","offers":[{"title":"Default Title","offer_id":43898791526577,"sku":"G1225524","price":91.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/6609\/2465\/files\/Z13Mvxfo5oy_9f0deb83-1b8e-4528-a1d4-22d93fd0d66b.jpg?v=1713792784","url":"https:\/\/www.avenjers.com\/products\/dayton-damper-backdraft-4hx77","provider":"The Tools Man","version":"1.0","type":"link"}