The Comfort 80 Boiler is just what you'd expect with traditional Carrier quality: cast iron exchanger and gas-fired. Our advanced engineering keeps your bills low, with up to 81.5 AFUE rating.
Up to 81.6% 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
20-year parts limited warranty on heat exchanger section; 5-year parts limited warranty (BW1, BW2)
BW1
Performance | |
AFUE | 80.0 - 80.4 |
Rated Heating Input | 37,500 - 280,000 BTUH |
Rated Heating Capacity | 30,000 - 226,000 BTUH |
Heat Format | Water |
Limited Warranty | 5-year parts limited warranty; 20-year parts limited warranty on heat exchanger section |
Controls | |
Control Type | Integrated boiler control |
Technology | |
Heat Exchanger | Cast Iron |
Burners | Titanium Composite |
Ignition | Standing Pilot |
Vent Damper | Automatic |
Fuel | Gas |
Aesthetics | |
Casing | Full Fiberglass Insulation |
Nipples | Cast Iron Push |
Dimensions (inches) | 11 - 27 1/4" |
BW2
Performance | |
AFUE | 80.7 - 81.6 |
Rated Heating Input | 37,500 - 280,000 BTUH |
Rated Heating Capacity | 30,000 - 226,000 BTUH |
Heat Format | Water |
Limited Warranty | 5-year parts limited warranty; 20-year parts limited warranty on heat exchanger section |
Warranty | 20-year non-prorated heat exchanger warranty |
Controls | |
Control Type | Integrated boiler control |
Technology | |
Heat Exchanger | Cast Iron |
Burners | Titanium Composite |
Ignition | Electronic |
Vent Damper | Automatic |
Fuel | Gas |
Aesthetics | |
Casing | Full Fiberglass Insulation |
Nipples | Cast Iron Push |
Dimensions (inches) | 11 - 27 1/4" |