What is Lennox CompleteHeat system?
CompleteHeat is a highly efficient combination system for heating air and water in homes using either natural gas or propane as fuel. The unit consists of two components. The Heating Module (HM30) consists of a high grade stainless steel burner, heat exchanger and 30 gallon water storage tank. The Air Handling Module (AM30) replaces the conventional furnace and contains a copper tube, aluminum fin heating coil and a water circulating pump.