Crafted from polymer concrete, this Tier 22 box is designed for durability and versatility, making it a superior alternative to traditional concrete. It is fire and chemical resistant, ensuring long-lasting protection for underground installations. With ANSI/SCTE77 certification and standard sizes that are also UL certified, it meets stringent safety and performance requirements while being cost-effective. This straight-wall, open-bottom box measures 18 inches by 11 inches by 12 inches and stands out for being stronger yet lighter than regular concrete options. A valuable addition to handholes and manholes, this product supports efficient and resilient infrastructure development.