Brothers Insulation

Brothers Insulation provides professional insulation services in Duluth, MN and across Northern Minnesota and Northwest Wisconsin. With more than 30 years of combined experience, our team specializes in spray foam insulation, fiberglass insulation, attic air sealing, and pole barn or outbuilding insulation. We help homeowners and businesses improve energy efficiency, reduce drafts, and stay comfortable year-round in harsh northern climates. Based in Floodwood, MN, we proudly serve Duluth, Cloquet, Hibbing, Grand Rapids, Virginia, Moose Lake, Superior WI, and nearby communities. Contact us today for a free estimate.