{"product_id":"dayton-6wrk7-backdraft-damper-horizontal-42-sq","title":"DAYTON 6WRK7 Backdraft Damper Horizontal 42 Sq","description":"\u003cp\u003eDAYTON 6WRK7 41.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr Damper Application Backdraft For Nominal Duct Diameter 42 in Frame Material Galvanized Steel Number of Panels 1 Maximum Air Velocity 2000 fpm Overall Height 41 3\/4 in Rough Opening Diameter 42 in Rough Opening Shape Square Fits Fan Diameter 42 in For Duct Shape Square Free Area 10.9 sq ft Overall Width 41 3\/4 in Frame Material Thickness 20 ga Overall Length 4 1\/2 in Frame Depth 2 in Rough Opening Length 42 in\u003c\/p\u003e","brand":"Grainger USA","offers":[{"title":"Default Title","offer_id":46678915416289,"sku":"SH1TOE","price":610.45,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/3729\/6609\/files\/3HHN1_AS01_30461fa2-2c5c-4d0c-861b-9510d54d244e.jpg?v=1752873961","url":"https:\/\/www.industrialsource.com.au\/products\/dayton-6wrk7-backdraft-damper-horizontal-42-sq","provider":"Industrial Source","version":"1.0","type":"link"}