The Peerless® PUREFIRE® gas-fired condensing boiler is a high-efficiency boiler for residential and commercial applications and is available for either natural or LP gas. The direct vent, sealed combustion boiler has an ultra-high 97.3% efficiency and is ENERGY STAR® approved*! The PUREFIRE, now available in six sizes, has ASME and ETL certifications for both the U.S. and Canada and is the most thoroughly tested high efficiency boiler on the market! A unique condensate system with built-in neutralizer component and float switch protection is a top feature of the boiler.
| Type: | Residential |
| Construction: | Stainless Steel |
| Fuel: | Gas-Fired (Natural or LP) |
| Input: | 50 to 210 MBH |
| Output: | 46 to 192 MBH |
| Venting: | Sealed Combustion, Direct Vent |
| Trim: | Water |
| Combustion: | Direct Spark |
- 97.3% AFUE
- Gas-Fired Condensing Boiler
- Fully Modulating Burner
- Factory Tested, Pre-Mixed Gas Burner Technology
- ASME and ETL Certified for U.S. and Canada
- Outdoor Reset Capability
- State of the Art Control Board
- Cascade Capable—up to 16 Boilers





