The BIL-Guard Hatch Railing System is constructed of a fiber reinforced polymer material that features a molded-in, high-visibility yellow color for added safety. The use of this material, combined with corrosion resistant hardware throughout, allows the company to provide a 25-year warranty on this product. It is available in a variety of sizes and features a standard self-closing gate to ensure continuous fall protection and maintain OSHA compliance. For more information, visitwww.bilco.com.