Metal-Fab Type B-Vent 4" x 48" Double Wall B-Flex Flexible Pipe Length h37 while the zero clearance design

while the zero clearance design gives you flexibility

LP tank strap

Panel A x1

HEAT-ZONE-GAS - Installation Instructions

Slightly open a window to allow fumes to escape

Metal-Fab Type B-Vent 4" x 48" Double Wall B-Flex Flexible Pipe Length h37 while the zero clearance designType 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