The standard 1-1/4" - 1-1/2" slip x slip full flow check valve is designed for basement sump pump or drain pump applications. This valve can be installed in the vertical or horizontal orientation in the discharge line.
Sump Pump Accessories, Check Valves
: Automotive
Hydro Master Plastic Sump Pump Check Valve with Stainless Steel Clamps for 1-1/2 inch or 1-1/4 inch
4 Flanged Check Valve - Zoeller Pump Company
Zoeller 98-0001 Submersible Pump
Zoeller 30-0040 - 1-1/2-Inch PVC Quiet Check Valve
Zoeller Plastic Check Valve in the Water Pump Accessories department at
1-1/4 Z-Rail® Disconnect System - Zoeller Pump Company
Zoeller 1-1/4 in. D X 1-1/4 in. or 1-1/2 in. D Slip Plastic Check Valve 1030-0181
Zoeller 2-in Cast Iron Slip x Slip Union Check Valve - Full-Flow Non-Clog Design - Water Pump Accessories - Solid Cast Iron Body - Neoprene Slip x Slip Union in the Water