Gas Boiler Legacy Line BWB 150 MBH Atmospheric Cast Iron Model

The Gas Boiler Legacy Line BWB 150 MBH Atmospheric Cast Iron Model (BWBCAN000150) is designed for homes with larger heating loads or multiple hydronic zones. This model combines a heavy-duty cast iron exchanger with an atmospheric burner design to provide steady, durable heating performance. Technicians install the unit by piping the supply and return manifolds, connecting the gas train, attaching chimney venting, wiring all control circuits and verifying combustion stability with flue testing. The BWBCAN000150 provides dependable heating for higher-demand residential systems.