Metal-Fab Type B-Vent MSWFA 3" x 48" Single Wall Flex Connector h56 When the fan is mounted

When the fan is mounted on RSDs

This passive heat management system move the warm air from the fireplace into the same room as the fireplace through a set of ducts

000 BTU/h (27

Five Colors: Black

When the fireplace is on

Metal-Fab Type B-Vent MSWFA 3" x 48" Single Wall Flex Connector h56 When the fan is mountedType 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