Here at Key Heating & Air Conditioning Inc., it has been our pleasure to offer the highest level of home comfort for the Exeter area for years. Our foundation consists of efficient, reliable and cost effective heating, air conditioning and indoor air quality products from York. Quality heating and cooling products are just where we begin. The technicians at Key Heating & Air Conditioning Inc. are trained and equipped to handle anything from routine HVAC maintenance & repairs on a residential system to complete turnkey installations for commercial environments.
