Climate Energy’s freewatt Indirect Hot Water Heater provides the homeowner with twice the recovery of a standard gas-fired water heater and four times the recovery of an electric water heater. The hot water heater receives its heat from the freewatt boiler and the counterflow design increases heat transfer by 50% for better temperature mixing. The hot water heater also has a two inch layer of environmentally‐friendly CFC-free foam insulation enhances efficiency and cuts fuel bills.

The freewatt Indirect Hot Water Heater is available in 50, 80 and 119 gallon capacities.