Burnham
High-Efficiency Boilers

Inverter Ducted Split Family



Efficiency, Reliability, Flexibility

U.S. Boiler Company offers the Aspen, the K2, and the Alpine. These three condensing boiler models offer an incredibly comprehensive array of sizes and capabilities that are UNMATCHED in the home heating industry. Unsure of which boiler to choose? Simply ask your home heating professional; they will eliminate the guesswork and help you find the best model to fit your needs.


Burnham Alpine Boilers
Burnham Boilers

Aspen Boilers

Up to 96.0 AFUE | 8.5-270 MBH

With AFUEs up to 96%, the Aspen boiler is one of the most efficient boilers you can own. This is achieved by mating the proven and reliable performance of a high efficiency stainless steel firetube heat exchanger with the Sage2.3 boiler control system. The impressive list of high-value standard features that come standard with the Aspen adds to the overall efficiency savings that they can provide.


Burnham K2 Boilers
Burnham Boilers

K2 Boilers

Up to 95.0 AFUE | 8-180 MBH

The K2 boiler offers an impressive 95% efficiency across all heating boiler sizes. Having an impressive array of standard features is one thing, doing so at a very favorable price is quite another. The K2 offers all of this, and more, including features like a preinstalled boiler loop circulator which can save money on installation costs!


Burnham Alpine Boilers
Burnham Boilers

Aspen Boilers

Up to 95.0 AFUE | 16-210 MBH

The Alpine boiler has been heating homes for almost 10 years, and remains a "go-to" choice for many professional heating contractors. With AFUEs of 95% for residential models, the Alpine continues to provide energy-saving home heating comfort in thousands of homes across North America.