The high-efficiency Alpine™ condensing boiler by US Boiler Company is one of the most efficient, energy-saving boilers on the market today. Every Alpine™ boiler is equipped with a number of advanced technologies to constantly monitor boiler performance and match fuel consumption directly to heating demand. The Alpine™ incorporates outside temperature sensing technology that automatically adjusts the firing rate of the boiler based on the outside air temperature. It also continuously monitors system safety parameters to ensure years of comfortable, safe, reliable operation. Today's Alpine™ is the peak of performance.