The solar building is using 5 Elite boilers.
Ultra High Efficiency, Condensing Gas Fired Heater/Boiler
The Elite Heating Boilers® feature a bold new appearance, coupled with highly engineered components, designed to offer our customers significant improvements in Performance, Quality and Serviceability. In 1999, Heat Transfer Products was the first company to innovate and offer low mass high efficiency boilers to the North American market. Now, Heat Transfer Products continues that tradition of innovation by introducing the Elite Heating Boiler to the North American Market. The Elite Boiler lineup is uniquely designed to offer best in class features to the heating industry.