Mark's Heating and Cooling Inc. is your local Tempstar dealer, serving the Bismarck-Mandan area since 1989. After over 20 years in the business, our customers particularly value our outstanding service and commitment to quality. We specialize in repair and installation of furnaces, air conditioners, ground source heat pumps, air cleaners, humidifiers, zone dampers, and hot water systems. We service all makes and models of heating and air conditioning equipment in both homes and businesses.
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