GC Products, Inc has the reputation as the premier source for architectural products in the United States. Our wide range of products such as: GFRG Glass Fiber Reinforced Gypsum, GFRC Glass Fiber Reinforced Cement and Ledge GFRG Access Panels are recognized as the highest quality in the industry. GC Products Inc. has a standard line of products and profiles as well as the ability to produce custom products and designs both for new construction and Historical Restoration.