{"product_id":"broan-nutone-3-in-4-in-exhaust-fan-roof-vent-kit-7-piece","title":"Broan-Nutone 3 In.\/4 In. Exhaust Fan Roof Vent Kit (7-Piece)","description":"Roof vent kit for complete roof ducting installation of exhaust fans with 3-inch or 4-inch duct connector. Kit includes: Black steel roof cap with built-in back draft damper and bird screen, 4-inch diameter metal duct connector, 2 nylon zip ties, 3-inch to 4-inch duct adapter, 8 feet of 4-inch diameter flexible foil ducting (conforms to UL181 Class 1 air connector requirements). Also includes neoprene foam strip which can be used to increase duct diameter if attaching to fan with 3-inch duct collar. Not recommended for dryer or range hood venting.","brand":"Broan","offers":[{"title":"Default Title","offer_id":49974233366805,"sku":"BRNRVK1A","price":45.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/BRNRVK1A-media-01.jpg?v=1781438986","url":"https:\/\/unitedsupplycorp.com\/products\/broan-nutone-3-in-4-in-exhaust-fan-roof-vent-kit-7-piece","provider":"United Supply Corp.","version":"1.0","type":"link"}