We install a simple engine heat exchanger that turns wasted engine heat into warm air for the cabin. It runs whenever the engine is on, costs almost nothing to operate, and adds serious comfort in ...

Question: My furnace is inefficient and the water heater is old, too. I might install a new combination hot water-space heating unit to replace both. Are they efficient and will there be enough hot ...

Heat exchangers are used to transfer thermal energy from one type of liquid or steam source to another kind of liquid source at a wide range of facilities. Whether heating a space or some type of ...