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 in adapt to major competing brands and when installed establish a UL Listed connection.
Metal-Fab® Gas Vent Pipe, 4 in Nominal, 48 in L, 0.012 in Aluminum Alloy Inner and 0.018 in G90 Galvanized Steel Outer Wall, 530 deg F
|Material||:||0.012 in Aluminum Alloy Inner and 0.018 in G90 Galvanized Steel Outer Wall|
|Nominal Size||:||4 in|
|Temperature Rating||:||530 deg F|