Preferred Series BW3 Boiler
Radiant Heat Versatility for Reliable Home Comfort
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.
Models: BW3A
- 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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