{"product_id":"dayton-53dr19-shutter-wall-54","title":"DAYTON 53DR19 Shutter Wall 54","description":"\u003cp\u003eDAYTON 53DR19 54 In.H-W 5.75 In.L Aluminum Wall Fan Shutter Damper Application Backdraft For Nominal Duct Diameter Not Applicable Frame Material Aluminum 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 0.8 in Overall Length 5 3\/4 in Connection Type Not Applicable Frame Depth 3 in\u003c\/p\u003e","brand":"Grainger USA","offers":[{"title":"Default Title","offer_id":46660001497313,"sku":"VD8FPJ","price":876.75,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/3729\/6609\/files\/2FTX3_AS01_aca344dc-6a15-4863-b9f4-6798f71862a4.jpg?v=1752576399","url":"https:\/\/www.industrialsource.com.au\/products\/dayton-53dr19-shutter-wall-54","provider":"Industrial Source","version":"1.0","type":"link"}