{"product_id":"combination-louver-damper-54x54","title":"Combination Louver Damper 54x54","description":"\u003cp\u003e54 In.H 54 In.W Drnbl Extrd Alu Combo Dmpr Louver Type Combination Frame Type Hat Channel Outside Height 53 1\/2 in Outside Width 53 1\/2 in Rough Opening Height 54 in Rough Opening Width 54 in Louver Maximum Intake 5 950 cfm Maximum Exhaust 9 350 cfm Flange Width Not Applicable Free Area 8.5 sq ft Beginning Point of Water Penetration 1 118 fpm Maximum Air Velocity 3 500 fpm Blade Angle 45 Degrees  Material Aluminum Inside Height 52 1\/2 in Inside Width 51 3\/4 in\u003c\/p\u003e","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":40951903223892,"sku":"63X79B","price":2149.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/3316\/7700\/files\/5NKH6_AS01_f6a43ca1-a0c2-40f9-9f16-a7b40aa04c59.jpg?v=1744924345","url":"https:\/\/jahnda.com\/products\/combination-louver-damper-54x54","provider":"The Jahnda Group - Your Government Supply Provider","version":"1.0","type":"link"}