Metal-Fab Type B-Vent 3" x 24" Chimney Length Pipe extension-kit As an added bonus

As an added bonus

4 clean out access panel gaskets

UL1777 Minimum chimney height (feet) 144" Baffle type C-Cast or equivalent Approved for a mobile home installation No Shipping Weight 491 lb (223 kg) Door type Single

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Beyond the Size

Metal-Fab Type B-Vent 3" x 24" Chimney Length Pipe extension-kit As an added bonusType B Gas Vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist lock connection and locking tab, eliminating the need for sheet metal screws. Metal Fab Type B Gas Vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal Fab Type B Gas Vent products 3" 6" adapt to major competing brands and when installed