These PVC valves have EPDM O-rings and seats made of PTFE. Connections are true union NPT(F) pipe thread. True union design allows you to separate the valve body without removing pipe connectors—simplifies cleaning and maintenance. Maximum pressure is 150 psi (10.3 bar); maximum temperature is 140°F (60°C). Rotate handle 360° to change flow channel. Valves include both socket and NPT fittings.