![]() ![]() Water Heater Requirement Any water heater sized large enough to accomplish both functions (space and water heating) will work.no special water heater is needed! Water heaters used for space heating will generally require extra gallon capacity and higher BTUH input. And it doesn t matter where you live! First installed in California in 1974, there are now over a million Combo systems in operation from Canada to Florida and in both single and multi-family applications. Aqua Therm Combo Heater (air handler) is connected to an adequately sized natural gas, LP, or oil fired water heater, the water heater becomes a dual function appliance that can provide comfortable, efficient space heating as well as hot water for domestic use. AquaTherm Combo Heaters can be used in any floor plan.and some models don t take up any floor space! When a First Ltd. Solution: Combo Heaters don t require furnace flue venting, combustion air, OR gas piping! Problem: In multi-family applications, gas furnaces take up more valuable floor space than electric systems. Problem: Gas furnaces require flue venting and combustion air. ![]() ![]() While circulating through the Combo Heater coil, the hot water loses only 15 to 25 degrees in temperature and then returns to the water heater to be re-heated. As the fan motor forces cool return air from the home over the hot water coil, the air absorbs heat from the hot water and this warm air (105 to 110 degrees) is then circulated throughout the duct system and into the home. Solution: Combo Heaters reduce the installation cost of gas by more than $250 (1) (1) Why Build with Gas Heat in Multi-Family Construction - Gas Research Institute (GRI) Sequence of Operation (heating mode): When space heating is needed, the wall thermostat energizes a small pump which circulates hot water from the water heater to the hot water coil in the Combo Heater. without paying a premium or compromising valuable floor space! Combo Heaters Provide Solutions, Not Problems! Problem: Gas heat costs more to install than electric systems. 2 Aqua Therm Combo Heaters! Now you can choose comfortable, efficient gas heat. ![]()
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