For more than a century, steel has helped shape everyday life in America — from the infrastructure that connects communities to the vehicles, appliances and buildings people rely on every day.
CertainTeed’s Landmark PWR combines an 85-watt solar shingle with residential roofing in an integrated system designed for easier installation and service.
Founded in 1978, Warrior Roofing manufactures asphalt roofing felts at facilities in Tuscaloosa and Chambersburg, Pa., and distributes additional underlayment products throughout the United States.