ProSource TC-4 Test Cap, 4 in Connection, Capping Pipe Ends, PVC, Black, 4 in Pipe

This ProSource test cap is used for capping pipe ends. Convex face allows the cap to withstand greater pressure for testing purposes and minimizes ballooning. For temporary or permanent use. Can be use with any material. Suitable for underground use. Not for use on pressurized plumbing systems.