{"product_id":"dayton-backdraft-damper-horizontal-39-34sq-3hhn2","title":"Backdraft Damper, Horizontal, 39-3\/4Sq","description":"39.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 40 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 39 3\/4 in, Rough Opening Diameter 40 in, Rough Opening Shape Square, Fits Fan Diameter 40 in, For Duct Shape Square, Free Area 10.2 sq ft, Overall Width 39 3\/4 in, Frame Material Thickness 20 ga, Overall Length 4 1\/2 in, Frame Depth 2 in, Rough Opening Length 40 in\n\u003cp class=\"tags\" id=\"tags\"\u003e\n    graingerSKU: 3HHN2,\nmscSKU: ,\nzoro_no: G2920915,\nmongo_id: 65bbe97422d7a989a9959190\n\u003c\/p\u003e","brand":"Dayton","offers":[{"title":"Default Title","offer_id":43862443557041,"sku":"G2920915","price":227.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/6609\/2465\/files\/Z0369ufo5oy_c388422a-10c1-42e8-9eed-d1a819cf7bd8.jpg?v=1713612531","url":"https:\/\/www.avenjers.com\/products\/dayton-backdraft-damper-horizontal-39-34sq-3hhn2","provider":"The Tools Man","version":"1.0","type":"link"}