New Columbia PA Plant

Manufacturing at GAF

We are GAF

At GAF, it’s never just about the roof. Through our innovative and customer-driven solutions, GAF has protected homes, businesses, families and communities for over 130 years. As North America’s largest roofing and waterproofing manufacturer, we are committed to our brand promise to protect what matters most in the communities where we live and work. Learn more about the products we manufacture, the culture of our people, and the communities we call home.

What we manufacture


Watch to learn about one of the most popular products to protect flat roofs


Watch to learn about this important part of a commercial roofing system


Watch to learn about this critical component of many of our roofing products


Watch to learn what goes into protecting homes with our residential roofing products

Our national network of plants

Our strategic network of manufacturing facilities helps ensure residential and commercial roofing materials arrive in peak condition where and when they're needed. Learn about our people, products, and progress by clicking on our locations across the U.S. below.