Mark's Heating & Cooling is your local Tempstar dealer, serving the Bismarck-Mandan area since 1989. After over 20 years in business, our customers particularly value our outstanding service and committment to quality. We specialize in repair and installation of furnaces, air conditioners, ground source heat pumps, air cleaners, humidifiers, zone dampers
Jay Heinz —
I highly recommend Mark's Heating and Cooling for any heating and cooling issues here in the Bismarck Mandan area! Mark and
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