Check Valves
![Hayward TC Series: Automatic - CPVC \ EPDM](/sites/default/files/styles/list/public/images/product/92ebda45e6d6fd3e0b9054b4784e/Hayward-Check-CPVC.gif?itok=ApTlBP2g)
Backflow Prevention
Hayward True Union Ball Check Valves prevent reversal of flow in piping systems. They are ideal where backflow could potentially cause damage to pumps, filters or process equipment.
True Union Design
Sizes 1/2” to 4” feature a true union design. This allows for easy removal from a piping system without breaking down piping connections. Pressure rating of 150 psi @ 73°F (non-shock).
![Spears Ball Check Valves: Automatic - PVC \ EPDM](/sites/default/files/styles/list/public/images/product/92ebda45e6d6fd3e0b9054b4784e/Spears%20Check%20TU2000~3.jpg?itok=g-tYpWpi)
![Spears Type 1720 Utility Swing Check: Automatic - Clear PVC \ EPDM](/sites/default/files/styles/list/public/images/product/caa27cb5512442de4c929571e0bc/S1720%20Series%201_0.jpg?itok=wb7zHDlC)
PVC True Union Utility Swing Check Valves are designed for horizontal installations, but may be installed in up-flow vertical position. Check valves must be installed with the valve’s FLOW arrow pointing in the direction of the flow. Flow velocity should not exceed 5 feet per second. Excellent for Pool and Spa, OEM and General Purpose applications.
• Pressure Rating - 150 psi @ 73°F • Maximum Back Pressure 75 psi @ 73°F • Maximum Service Temperature - 140°F
• EPDM seal for positive sealing