PVC Check Valve - Slip - 6"

PVC Check Valve - Slip x Slip - 6" These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

8" PVC Check Valve - Slip

8" PVC Check Valve - Slip  These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

4" PVC Check Valve - Slip

4" PVC Check Valve - Slip  These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

3" PVC Check Valve - Slip

3" PVC Check Valve - Slip  These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

2" PVC Check Valve - Slip

2" PVC Check Valve - Slip  These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

1 1/2" PVC Check Valve - Slip

 1 1/2" PVC Check Valve - Slip  These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

1 1/4" PVC Check Valve - Slip

1 1/4" PVC Check Valve - Slip  These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

1" PVC Check Valve - Slip

1" PVC Check Valve - Slip These install near your skimmer or filter, so if the pump is turned off, it will not back-siphon and dry up. Also used to help with priming an external pump. Used on the intake to keep water in the pipe...

Aquacape Check Valve - 1-1/2" SLIP

Aquacape Check Valve - 1-1/2" SLIP

PVC Check Valves w/ Unions - Slip

PVC Check Valves w/ Unions

PVC Check Valves - Threaded

True Union Check Valves - Clear

True Union Check Valves - Slip

Complete Aquatics Dual Union Check Valves

Complete Aquatics Dual Union Check Valves Complete Aquatics Dual Union (meaning locking collar on both ends) Check Valve. This is the check valve body only and will require additional fittings to hook up to any existing or new system. If unsure what...

Sequence Swing Check Valves

Sequence Swing Check Valves Sequence offers three different sizes of swing check valves (1.5” to 3”) for applications that require above water level pump placement. All units are made from 100% PVC with a rubber sealed flapper swing valve.

Atlantic Swing Check Valve - 3"

Atlantic Swing Check Valve - 3" (CV30)