Ay McDonald 4420-465 2069 1 1/2- Inch Silent Sump Check Valve
Rubber Hose Coupling: Valves are designed to fit on standard sump pump line connections. Easy to install over 1 1/2" or 1 1/4" PVC pipe (schedule 40 & 80), steel pipe, or copper tubing. One piece housing construction, no gasket to fail or leak. Housing is.
