Preferred™ Series BW9 Boiler at Apex Air in Vancouver WA.

Preferred™ Series BW9 Boiler BW9

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This hard-working boiler is the ideal match for your home’s radiant system, with a fuel-efficient aluminum heat exchanger that delivers 90% AFUE rating. You’ll enjoy higher heating efficiency and lower energy costs.

AFUE Efficiency: 90%
  • 90% AFUE
  • Gas-fired
  • Integrated boiler control
  • Cast-aluminum heat exchanger
  • Optional PVC pipe installation
  • 10-year parts limited warranty and a 15-year parts limited warranty on heat exchanger section