1-1/2'' Check Valve ConnectorAquastrong 1 1 2'' Check Valve Connector Universal FitDesigned for 1 1 2'' NPT discharge, compatible with all pedestal and submersible sewage pumps featuring 1 1 2" discharge pipes. Built in Check ValveIncludes a built in check valve to prevent water from flowing back into the sewage pump. Easy InstallationInstallation is quick and easy with no clamps required. Simply attach the fast connector to the pump, insert the PVC pipe into the connector, and