Metal Sales is the Nation's largest manufacturer of metal architectural roof and wall systems. Founded in Louisville, Kentucky, in 1963 with just a single manufacturer plant, todayMetal Sales Manufacturing plants are located throughout the U.S. in 17 states, including Alaska
From insulating, roofing, accoustical, to basement finishing, Owens Corning's systems deliver maximum energy efficiency, low maintenance, sound control, convenience, beauty, and peace of mind with warrenties that are among the best in the industry.
GAF is a manufacturing company based in Parsippany, New Jersey, that has roots dating back to the late 19th century. The GAF acronym stands for General Aniline & Film. The company has historically been primarily focused on manufacturing of roofing materials for residential and commercial applications.