Most major furnace manufacturers (including Amana Heating and Air Conditioning, Carrier Corp., Lennox Industries, Rheem ... operating costs to pay for the extra up-front cost.330 Some of the early high-efficiency gas furnaces had serious problems with internal corrosion. ... Manufactures of combo systems include Apollo HydroHeat and Cooling, First Co., and Lennox Industries, Inc. ( Complete Heat).
|Title||:||The Healthy House|
|Publisher||:||Healthy House Inst - 2001|