{"product_id":"tdv-g0543803","title":"Backdraft Damper, Vert\/Horiz Mtg, 29 3\/4Sq","description":"29.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 30 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 29 3\/4 in, Rough Opening Diameter 30 in, Rough Opening Shape Square, Fits Fan Diameter 30 in, For Duct Shape Square, Free Area 6 sq ft, Overall Width 29 3\/4 in, Frame Material Thickness 20 ga, Overall Length 4 1\/2 in, Frame Depth 2 in, Rough Opening Length 30 in, Maximum Pressure 1 in wc","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":45271135617159,"sku":"G0543803","price":115.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/5424\/4231\/files\/Z-1IJxfo5oy_9e59c95f-10b4-46a9-ad04-059f0deb9fbb.jpg?v=1784334336","url":"https:\/\/checkout.towerdvbe.com\/products\/tdv-g0543803","provider":"Tower Sales and Consulting","version":"1.0","type":"link"}