Over 40 years ago, Don Magnuson founded Magnuson Sheet Metal Inc. Magnuson Sheet Metal is now operated by long time employee, Craig Aurand. Since then, we’ve grown into a full-service HVAC contractor and sheet metal fabricator. Our factory-trained and certified technicians are ready to help with all your residential or commercial HVAC system needs. Call us when you have a boiler, furnace, HVAC or sheet metal need in Willmar or the surrounding area.

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