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Geothermal Service

Repair and Service for all Makes and Models

our services

We service all makes and models of Geothermal systems.

Owner, Don Dyrdahl is experienced in servicing all makes and models of Geothermal systems and has a long list of satisfied customers.

Experience Counts

  • International Ground Source Heat Pump Association Accredited Installer.
  • GeoComfort Dealer.
  • Experience in both residential & commercial applications.
  • Safety and Performance Certified.
  • Trained and certified in Geothermal system Sizing.
  • Certified in loopfield design and construction.
  • Certified in Geothermal heat pump installation and service.
  • 30 years experience in air conditioning and refrigeration.
  • EPA certified to service all types of refrigeration systems.
  • Fully insured.




229 Omland Ave, Fosston MN 56542

Call Us

(218) 888-6633