Thelen Heating and Roofing, Inc. has earned the reputation as Greater Minnesota’s premier single source provider of roofing, heating, cooling and ventilation systems for residential and commercial customers. For more than 50 years, customers have come to Thelen and stayed with Thelen because they Trust Thelen. They trust our experience, the top name brands we offer, our technical expertise, and the results we deliver.  Most important is that they trust us to deliver comfort!

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