Gas Boilers / Furnaces

Good

Navien WCB – a combination wall-hung natural gas boiler and hot water heater.

Better

Energy Kinetics System 2000 – a high-efficiency, low mass natural gas fired boiler. With its hybrid energy recovery system and cold-start design, this system, featuring a hot-water storage tank, is highly rated by Brookhaven National Lab in its report “Performance of Integrated Hydronic Heating Systems.”

Best

Energy Kinetics Accel CS – wall hung or floor mount options. Exceptionally low idle loss. Up to 96% AFUE. The Accel CS combines condensing technology with a combined system. Can include 40 gallon water tank.

 

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