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ECT Manufacturing offers an industry-leading selection of high-quality, small diameter manholes and well vaults specifically engineered for environmental drilling, soil vapor monitoring, and groundwater sampling applications. Designed to provide flush-mount protection for sub-surface testing sites, our inventory includes rugged cast aluminum manholes, fiberglass-reinforced nylon all-plastic options, and durable steel skirt models in standard 2-inch to 5-inch configurations.
Whether you require AASHTO H-20 traffic-rated curb boxes for high-traffic roadways or low-profile, corrosion-resistant nylon manholes for indoor vapor intrusion testing, our products deliver the reliable seal and structural integrity needed to safeguard sensitive monitoring wells. Browse our complete collection below to find the exact dimensions, weight ratings, and materials required to ensure compliance and longevity on your next environmental site assessment.
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