Colonial Industrial PVC True Union Straight Style Ball Check Valves are available in 1/2" to 2" sizes and are packaged with (2) each socket weld and FPT ends. The valve body and ball are PVC, and the ball seat and O rings are EPDM.
Thermoplastic design eliminates process and atmospheric corrosion.
Can be installed vertically or horizontally.
Pressure rating: 235 PSI non-shock water at 73°F.
Piston type ball slides on guides to eliminate chatter in the open position.
If installing a ball check horizontally, a minimum of 5 psi is required to maintain seat closure.