All models listed are ENERGY STAR qualified, Qualify for Federal Tax Credit and are ASME accredit units.
205,000 BTU condensing wall-mounted gas boiler
95.7% AFUE rating
Super quiet operation
Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available
Optional 3-way valve available to eliminate the need for a pump for the indirect tank
95.7% AFUE efficiency
Super quiet operation
Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available
96.1% AFUE rating
Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available
Optional 3-way valve available to eliminate the need for a pump for the indirect tank
95.7% AFUE rating
Super quiet operation
Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available
Optional 3-way valve available to eliminate the need for a pump for the indirect tank
96.5% AFUE rating
Super quiet operation
Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available
Optional 3-way valve available to eliminate the need for a pump for the indirect tank
96.5% AFUE rating
Super quiet operation
Stainless steel primary boiler heat exchanger
Copper nickel integrated secondary plate exchanger