United Products Corporation is a wholesale distributor of roofing and siding products. Headquartered in St. Paul, Minn., the company has branch offices in Plymouth, Rochester, Saint Cloud, Duluth, Lakeville and New Berlin, Minn. The company provides custom-designed waterproof asphalt-emulsion roofing in various sizes and colors. United Products Corporation also provides a variety of roofing solutions that include basic roof maintenance, repair, reconditioning and complete restoration. The company provides maintenance services through its service centers in the United States. It offers in-stock selection of shingles and accessories from companies, such as Owens Corning, GAF, CertainTeed and Elk. United Products offers contractors a wide range of flat roofing products from manufacturers that include Firestone, Triumph, GAF, Apache and International Biltrite.