{"product_id":"amerivent-3-inch-to-4-inch-type-b-gas-vent-increaser","title":"AmeriVent 3 Inch to 4 Inch Type B Gas Vent Increaser","description":"\u003cp\u003eThe AmeriVent 3 inch to 4 inch Type B Gas Vent Increaser (Model 3EIX4)Go to product viewer dialog for this item. is expertly designed to securely increase the vent size for standard gas appliance venting systems. Manufactured with a durable aluminum alloy inner wall and a steel outer wall, this adapter ensures long-lasting reliability and optimal heat retention. It features precise 3 inch inlet and 4 inch outlet dimensions to promote safe and efficient exhaust flow. Perfect for upgrading or servicing heating and venting installations\u003c\/p\u003e","brand":"AmeriVent","offers":[{"title":"Default Title","offer_id":46035909836986,"sku":"1000062796","price":12.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/1530\/2074\/files\/1000062796_ai.jpg?v=1781842530","url":"https:\/\/www.loopstone.net\/products\/amerivent-3-inch-to-4-inch-type-b-gas-vent-increaser","provider":"Loopstone Store","version":"1.0","type":"link"}