{"product_id":"tdv-g1145216","title":"Backdraft Damper, Horizontal, 33-3\/4Sq","description":"33.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 34 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 33 3\/4 in, Rough Opening Diameter 34 in, Rough Opening Shape Square, Fits Fan Diameter 34 in, For Duct Shape Square, Free Area 7.7 sq ft, Overall Width 33 3\/4 in, Frame Material Thickness 20 ga, Overall Length 4 1\/2 in, Frame Depth 2 in, Rough Opening Length 34 in, Maximum Pressure 1 in wc","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":45270248816775,"sku":"G1145216","price":144.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/5424\/4231\/files\/Z0369ufo5oy_a165bf46-1985-4cfb-9c03-914fa77a34f0.jpg?v=1784331109","url":"https:\/\/checkout.towerdvbe.com\/products\/tdv-g1145216","provider":"Tower Sales and Consulting","version":"1.0","type":"link"}