Heating Contractors | Heating Repair | Replacement | Frazee, MN
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Becker County & surrounding area

Financing Available, Accepting Cash, Check, or Credit Card

Detroit Lakes, Frazee, Perham, Park Rapids, MN

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Stay comfortable in your home all year long!

Whether it is 80 degrees and sunny or 30 degrees below zero and cold, we have what you need to keep you comfortable.  Call Hass Geosystems today!




  • High Efficiency Gas Furnaces 95%+

  • 80% Furnace

  • Heat Pump

  • Air Conditioning


Service, Maintenance & Replacemnet

Whether your unit is new or old and in need of servicing, repairs or replacement, we will get in and get the job done. You will always get the best quality service from our company.


When your system starts malfunctioning, the thought of having to get a new one can be overwhelming. We will provide you with affordable options for your requested services.  Financing available

Seasonal Weather

Call today with your HVAC concerns


Don't be left uncomfortable. Call us today for services, replacement or repair on your heating and cooling system.


Room having heaters with complete plumbing & electrical work.


•  HVAC Construction

•  HVAC Installation

•  HVAC Service & Repair

•  HVAC Residential and Commercial Contractor


We are EPA certified to service all types of refrigeration systems, residential and commercial.

Complete HVAC capability


Additional HVAC Units

  • Boiler

           Wood Fired Boilers

           High Efficiency Gas

           Electric Boilers

  • Air Exchanger

  • All HVAC Accessories

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