Metal-Fab Type B-Vent 4" x 24" Double Wall B-Flex Flexible Pipe Length w63.94 2 x Long hook -

2 x Long hook - Bottom

preventing drafts and limiting noise transfer

Crystal Fire CF-1242 Burner

Included Items' Part Numbers: OAS-LP19

Metal-Fab Type B-Vent 4" x 24" Double Wall B-Flex Flexible Pipe Length w63.94 2 x Long hook -Type 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