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Preferred BW3

Preferred Series BW3 Boiler


  • Energy Efficiency 5 of 7
  • Quiet Level 5 of 7
  • Durability 6 of 7

Preferred Series BW3 Boiler

Models: BW3A

The Preferred BW3 Boiler is our most versatile gas-fired, radiant heat system, engineered with an up to 84.4% AFUE rating for outstanding energy efficiency. Rugged cast iron construction and compact design make it a value-add fit for any home.

Key Features:

  • Up to 84.4 AFUE
  • Cast iron heat exchanger
  • Gas-fired models
  • Stainless steel/titanium alloy composite burners
  • Fiberglass insulated casing
  • Small, compact design
  • 5-year parts limited warranty and a 20-year parts limited warranty on heat exchanger section

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