In operation for more than 70 years, Shelter Distribution is one of the leading suppliers of building products in the United States. It offers a range of windows, as well as roofing, siding and decking products. The company serves contractors, builders, lumberyards and home centers. Shelter Distribution operates over 35 distribution centers and provides products from CertainTeed Corporation, Malarkey Roofing Products, Owens Corning, and Atrium Windows and Doors. It offers a variety of roofing insulation solutions. The company provides various waterproofing products from CETCO, Soprema, W.R. Grace & Company, and Carlisle Coatings & Waterproofing, Incorporated. The company offers rooftop delivery and online ordering services. In addition, Shelter Distribution administers several homeowner assistance programs. It is a wholly owned subsidiary of Beacon Roofing Supply, which distributes residential and commercial building products.