Engineered for robust performance in underground applications, this polymer concrete box features a flared wall design that enhances stability and accessibility. Its fire and chemical resistance ensures a reliable solution for a variety of environments, while being both stronger and lighter than traditional concrete options. With ANSI/SCTE77 certification and standard sizes that are UL certified, it offers peace of mind alongside cost-effectiveness. Suitable for handholes and manholes, this durable and long-lasting choice is available in multiple styles and sizes, catering to diverse installation needs.