{"product_id":"dayton-2ftx8-wall-backdraft-damper-vertical-mount-48-in-dia-fan-54-in-h-x-54-in-w-x-6-1-4","title":"Dayton 2FTX8 - Wall Backdraft Damper, Vertical Mount, 48 in Dia Fan, 54 in H x 54 in W x 6-1\/4 in D, 2500 fpm","description":"\u003cp\u003e54 In.H-W 5.75 In.L Alu Wall Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2500 fpm, Overall Height 54 in, Rough Opening Diameter 51 1\/2 in, Rough Opening Shape Square, Fits Fan Diameter 48 in, For Duct Shape Not Applicable, Free Area 14.8 sq ft, Overall Width 54 in, Frame Material Thickness 20 ga, Overall Length 5 3\/4 in, Connection Type Not Applicable, Frame Depth 2 1\/2 in\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":43254977822814,"sku":"2FTX8","price":431.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z__tptfo5oy_9f1ce6e8-45c3-4cdf-8a5d-5996091c7954.jpg?v=1788398786","url":"https:\/\/nationalboilersupply.com\/products\/dayton-2ftx8-wall-backdraft-damper-vertical-mount-48-in-dia-fan-54-in-h-x-54-in-w-x-6-1-4","provider":"National Boiler Supply","version":"1.0","type":"link"}