Your home is your refuge, the place you go for comfort – so treat yourself to our very best furnaces that deliver an even, consistent flow of heated air to significantly reduce hot and cold spots. Our exclusive Perfect Heat ® technology automatically monitors changing conditions and adjusts system operation to provide the best possible combination of comfort and energy efficiency. And, for even greater comfort and control over fan speed, dehumidification and ventilation, we recommend including a two-stage air conditioner or heat pump, and our unique programmable Thermidistat ™ control