Anti Overflow Spill Containers

Spill containment Manhole is designed to prevent spilled product from entering the soil near the fill and vapor return riser connections on underground storage tanks during normal tank filling operation, or in the event of tank overfill. The spill containment catches spillage to help prevent soil contamination and ground water pollution. Thread-On Spill Containment Manhole is generally used on new tank or riser pipe installations.