Mitsubishi Electric Earthloop of Fosston

International Ground Source Heat Pump AssociationInternational Ground Source Heat Pump Association Accredited Installer
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Experience Counts!

Earthloop Geothermal Systems LLC has a long list of satisfied customers. We put a special emphasis on designing, sizing and installing every Geothermal system properly. Each system is custom-designed to insure your comfort. Don personally designs and sizes each system to your unique situation and needs. This has been the reason for our overwhelming success over the years.

We have technicians that perform the installations, testing and maintenance. We keep current on developments in the latest technologies through attending annual industry workshops. We also have our own equipment and operators to install the loopfields, weld, and pressure test all the piping. With all aspects of the Geothermal system under our control, you get a top quality job done on time.

  • We are an International Ground Source Heat Pump Association Accredited Installer.
  • We are a GeoComfort Dealer.
  • We have experience in both residential & commercial applications.
  • We are Safety and Performance Certified.
  • We are 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.
  • We are EPA certified to service all types of refrigeration systems.
  • We are fully insured.
  • We have experience with both vertical and horizontal loop systems and with directional drilling. When space is an issue, directional drilling gives you more options.

We are in this business for the long haul! Our Goal is 100% satisfied customers over the long term. We will recommend the most cost effective solution for you,  even if that does not include geothermal.  

Directional Drilling, Geothermal Heating and Cooling System

This image illustrates how directional drilling works.



We have experience with vertical loop systems and with directional drilling.

Directional Drilling, Geothermal Systems

Geothermal heating and cooling




Earthloop Geothermal Systems
Don Dyrdahl, Owner
229 Omland Avenue
Fosston, MN 56542

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