Metal-Fab Type B-Vent 4" x 24" Single Wall Flex Connector thermostat SYM-74-B and SYM-88-B Models

SYM-74-B and SYM-88-B Models

realistic flames with the PH burner

Glacier Crystal

The possibilities are endless

Metal-Fab Type B-Vent 4" x 24" Single Wall Flex Connector thermostat SYM-74-B and SYM-88-B ModelsType 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