{"product_id":"dayton-53dr15-shutter-wall-54","title":"DAYTON 53DR15 Shutter Wall 54","description":"\u003cp\u003eDAYTON 53DR15 54 In.H-W 5.75 In.L Aluminum Wall 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 2 1\/2 in\u003c\/p\u003e","brand":"Grainger USA","offers":[{"title":"Default Title","offer_id":46660001169633,"sku":"DA7DRL","price":892.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/3729\/6609\/files\/1C210_AS01_c66b4b35-c363-41e3-9c9d-24f91b96360d.jpg?v=1752576394","url":"https:\/\/www.industrialsource.com.au\/products\/dayton-53dr15-shutter-wall-54","provider":"Industrial Source","version":"1.0","type":"link"}