Metal-Fab Type B-Vent 4" x 60" Double Wall B-Flex Flexible Pipe Length w27 Encloses the top of a

Encloses the top of a chase while providing a ventilation air passage from the chase

MOUNTAIN OAK GAS LOG SET

Note: Pipe overlaps 1 1/2" when joined together

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Metal-Fab Type B-Vent 4" x 60" Double Wall B-Flex Flexible Pipe Length w27 Encloses the top of aType 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