Zoeller Full Flow Check Valve: Swing, Inline Valve Body, For Pumps Media, PVC, Clamp X Clamp, Female Model: 30-0181

Little Giant Pumps | Little Giant® Pumps Check Valve: 1-1/4 X 1-1/2" Pipe - Universal Check Valve For Sump Pumps, MNPT X Barb | Part 599059

1 1/2 Inch Sump Pump Check Valve-Silent Check Valve With Spring-Loaded Flapper, Check Valve For Backflow Prevention, Includes Steel Clamps Fit 1-1/2"

Acquaer 1/4 HP Automatic Swimming Pool Cover Pump, 2250 GPH Submersible Sump Pump With 3/4" Check Valve Adapter & 25ft Power Cord, Water Removal For

Little Giant 1/4 in. D Plastic Sump Pump Check Valve

Pumpspy Threaded Quiet Sump Pump Check Valve With 100% Stainless Steel Clamps Included - Threads Directly Into The Pump's 1-1/2" NPT Discharge To

Zoeller 2-In Full Flow Tri-Check PVC Check Valve For Basement Sump, Septic System, And Effluent Pumps Stainless Steel | 30-0101

Acquaer 1/2 HP Automatic Sump Pump, 2450 GPH Submersible Water Pump With 3/4"Garden Hose Check Valve Adapter And 19ft Cord, Thermoplastic Utility

Acquaer 1/3 HP Automatic Submersible Water Pump, 115V Sump Pump With 3/4" Garden Hose Check Valve Adapter,2160 GPH High Flow Water Removal For