GAF is North America’s largest roofing and waterproofing manufacturer and a part of Standard Industries, a global company focused on building materials. GAF products include a comprehensive portfolio of roofing and waterproofing solutions for residential, commercial and civil engineering applications. The full GAF offering is supported by an extensive national network of factory-certified contractors. GAF continues to be a leader in quality and offers comprehensive warranty protection on its products and systems. The company’s success is driven by a commitment to empowering its people to deliver advanced quality and purposeful innovation.