Royal Corinthian has been manufacturing synthetic stone, fiberglass, and polyurethane balustrade systems for 27 years. In addition, we offer aluminum, vinyl, metal, and PVC railings. The pictured rooftop and balcony balustrades were provided for the Greenbay Road Condos in Northbrook, IL. Royal Corinthian’s balustrades are unrivaled: thousands of combinations, longest rail spans in the industry, small and large system widths and heights, lowest prices, fastest lead times, highest quality, lowest maintenance, and longest warranties.