Legacy™ Line BS2 Boiler BS2


Provides traditional gas-fired, steam output, cast iron reliability plus an up to 82.7% AFUE rating for superior energy efficiency. You’ll enjoy a higher level of whole-home comfort plus lower utility bills

AFUE Efficiency: Up to 82.7%
  • Up to 82.7% AFUE
  • Cast iron heat exchanger
  • Gas-fired models
  • Water or steam models
  • Standard standing pilot or optional electronic ignition
  • Electric vent damper
  • Stainless steel/titanium alloy composite burners
  • Compact design
  • 5-year parts limited warranty and a 12-year parts limited warranty on heat exchanger section