Metal-Fab Type B-Vent 7" Storm Collar btu15500 8 Piece Burncrete Refractory Log

8 Piece Burncrete Refractory Log Set

HM2 burner system is highly efficient while generating substantial heat

4 % (LHV)⁽⁵⁾

Splintered

Note: For 8" (8ATGFT) diameter aluminum option material is recommended for oil and coal applications

Metal-Fab Type B-Vent 7" Storm Collar btu15500 8 Piece Burncrete Refractory LogType 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