{"product_id":"square-fire-damper-17-3-4-in-w-2","title":"Square Fire Damper 17-3\/4 in W","description":"\u003cp\u003e17.75 inH-W 3.7 inL Square GStl Fire Dampr Damper Application Fire Frame Material Galvanized Steel Number of Panels 1 Maximum Air Velocity 4000 fpm Overall Height 13 3\/4 in Rough Opening Diameter Not Applicable Rough Opening Shape Square Fits Fan Diameter Not Applicable For Duct Shape Square Free Area 1.6 sq ft Overall Width 17 3\/4 in Frame Material Thickness 22 ga Overall Length 3 3\/4 in Connection Type Not Applicable Frame Depth 3 3\/4 in Rough Opening Length Not Applicable\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":40932175970388,"sku":"40D66A","price":218.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/3316\/7700\/files\/2TGE6_AS01_cb49f9b9-9992-4cab-aa2a-0188e94aa880.jpg?v=1743487807","url":"https:\/\/jahnda.com\/products\/square-fire-damper-17-3-4-in-w-2","provider":"The Jahnda Group - Your Government Supply Provider","version":"1.0","type":"link"}