{"product_id":"louver-damper-adjustable-42h-x-54w","title":"Louver Damper Adjustable 42H x 54W","description":"\u003cp\u003e44.5 In.H 56.5 In.W Drnbl Extrd Alu Combo Dmpr Louver Type Combination Frame Type Flanged Outside Height 41 1\/2 in Outside Width 53 1\/2 in Rough Opening Height 42 in Rough Opening Width 54 in Louver Maximum Intake 7 697 cfm Maximum Exhaust 11 006 cfm Flange Width 1 1\/2 in Free Area 6.9 sq ft Beginning Point of Water Penetration 1 118 fpm Maximum Air Velocity 3000 fpm Blade Angle 45 Degrees  Material Aluminum Inside Height 40 1\/2 in Inside Width 51 3\/4 in Number of Blades 9\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":40930543140948,"sku":"81Q72A","price":1916.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/3316\/7700\/files\/20UA33_AS01_6f9c287e-7e56-4a3b-933f-5d43bab4e11d.jpg?v=1742533033","url":"https:\/\/jahnda.com\/products\/louver-damper-adjustable-42h-x-54w","provider":"The Jahnda Group - Your Government Supply Provider","version":"1.0","type":"link"}