{"product_id":"dayton-3hhl5-backdraft-damper-for-16-in-fan-single-panel-4-1-2-in-l-x-15-3-4-in-w-x-15-3","title":"Dayton 3HHL5 - Backdraft Damper For 16 in Fan, Single Panel, 4-1\/2 in L x 15-3\/4 in W x 15-3\/4 in H, Aluminum","description":"\u003cp\u003e15.8 In.H-W 4.5 In.L Alu Spring Bkdrft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 16 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 15 3\/4 in, Rough Opening Diameter 16 in, Rough Opening Shape Square, Fits Fan Diameter 16 in, For Duct Shape Square, Free Area 1.6 sq ft, Overall Width 15 3\/4 in, Frame Material Thickness 20 ga, Overall Length 4 1\/2 in, Frame Depth 2 in, Rough Opening Length 16 in, Maximum Pressure 1 in wc\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":43259887026270,"sku":"3HHL5","price":54.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z-1IJxfo5oy_afe1cf27-9a02-4102-aed3-822481b6f14e.jpg?v=1788437679","url":"https:\/\/nationalboilersupply.com\/products\/dayton-3hhl5-backdraft-damper-for-16-in-fan-single-panel-4-1-2-in-l-x-15-3-4-in-w-x-15-3","provider":"National Boiler Supply","version":"1.0","type":"link"}