Close off the end of pipeline in a non-pressurized system using the PVC 4 in. End Cap. This reusable end cap connects onto 4 in. Sch. 40 pipe end to close pipeline or cleanout end. Cap provides a leak- and corrosion-resistant seal. This low-cost end cap has a reinforced convex face to withstand greater testing pressure and minimize ballooning. The easy-fit cap has a 5 PSI maximum. Durable end cap is made of flexible elastomeric polyvinyl chloride. Clamp is made from series 300 stainless steel. Product is IAPMO listed.