{"product_id":"dayton-backdraft-damper-verthoriz-mtg-19-34sq-3hhl6","title":"Backdraft Damper, Vert\/Horiz Mtg, 19 3\/4Sq","description":"19.8 In.H-W 4.5 In.L Alu Spring Bkdrft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 20 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 19 3\/4 in, Rough Opening Diameter 20 in, Rough Opening Shape Square, Fits Fan Diameter 20 in, For Duct Shape Square, Free Area 2.5 sq ft, Overall Width 19 3\/4 in, Frame Material Thickness 20 ga, Overall Length 4 1\/2 in, Frame Depth 2 in, Rough Opening Length 20 in, Maximum Pressure 1 in wc\n\u003cp class=\"tags\" id=\"tags\"\u003e\n    graingerSKU: 3HHL6,\nmscSKU: ,\nzoro_no: G0541581,\nmongo_id: 65bbe6ea3aaddbd5a90611a4\n\u003c\/p\u003e","brand":"Dayton","offers":[{"title":"Default Title","offer_id":43835184971953,"sku":"G0541581","price":83.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/6609\/2465\/files\/Z-1IJxfo5oy_9521539e-a9c9-438b-aeea-24a95240d126.jpg?v=1713450346","url":"https:\/\/www.avenjers.com\/products\/dayton-backdraft-damper-verthoriz-mtg-19-34sq-3hhl6","provider":"The Tools Man","version":"1.0","type":"link"}