The polymer enclosure from Oldcastle Infrastructure combines robust engineering with practical design, featuring a durable polymer concrete construction that offers a Tier 15 performance/load rating for reliable application in various environments. Its dimensions of 30 inches by 48 inches by 36 inches make it a versatile choice for a range of installations, while the flush cover, designed with a non-skid texture, ensures safety and ease of use. This enclosure also includes both a box and cover assembly, providing a complete solution for your infrastructure needs, with optional mouseholes for added convenience. The straight wall design enhances its structural integrity, making it suitable for demanding load conditions.