This concrete extension from Oldcastle Infrastructure is engineered for durability and strength, boasting an H20 load rating that makes it suitable for demanding applications. Measuring 24 inches by 36 inches with a depth of 12 inches, the gray enclosure features a straight wall and an open bottom design, ideal for diverse drainage or utility needs. Its robust construction ensures that it can withstand heavy traffic and the rigors of industrial environments, making it a reliable choice for infrastructure projects where performance is crucial.