Model: BW1A, BW2A, BS1A, BS2A
BW1A
| Performance |
| Energy Efficiency |
80.0 - 80.4 AFUE |
| Rated Heating Input |
37,500 - 280,000 BTUH |
| Rated Heating Capacity |
30,000 - 226,000 BTUH |
| Heat Format |
Water |
| Warranty |
20-year non-prorated heat exchanger |
| 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 |
BW2A
| Performance |
| Energy Efficiency |
80.7 - 81.6 AFUE |
| Rated Heating Input |
37,500 - 280,000 BTUH |
| Rated Heating Capacity |
30,000 - 226,000 BTUH |
| Heat Format |
Water |
| Warranty |
20-year non-prorated heat exchanger |
| 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 |
BS1A
| Performance |
| Energy Efficiency |
78.8 - 81.1 AFUE |
| Rated Heating Input |
75,000 - 299,000 BTUH |
| Rated Heating Capacity |
62,000 - 245,000 BTUH |
| Heat Format |
Steam |
| Warranty |
12-year non-prorated heat exchanger |
| Controls |
| Control Type |
Integrated boiler control |
| Technology |
| Heat Exchanger |
Cast iron |
| Burners |
Titanium composite |
| Ignition |
Standing pilot |
| Vent Damper |
Standard electric |
| Fuel |
Gas |
| Aesthetics |
| Casing |
Full fiberglass insulation |
| Nipples |
Cast iron push |
BS2A
| Performance |
| Energy Efficiency |
80.4 - 82.7 AFUE |
| Rated Heating Input |
75,000 - 299,000 BTUH |
| Rated Heating Capacity |
62,000 - 245,000 BTUH |
| Heat Format |
Steam |
| Warranty |
12-year non-prorated heat exchanger |
| Controls |
| Control Type |
Integrated boiler control |
| Technology |
| Heat Exchanger |
Cast iron |
| Burners |
Titanium composite |
| Ignition |
Electronic |
| Vent Damper |
Standard electric |
| Fuel |
Gas |
| Aesthetics |
| Casing |
Full fiberglass insulation |
| Nipples |
Cast iron push |