PVC Sch 80 Compact 2000 Ball Valve 1/2" Threaded: Industrial Grade, Maintenance-Free Sealed Unit New Actuator-Ready Body Improved Mini-Mount Actuator Mounting Kits New Double O-ring Stem Seal Safe-T-Shear Stem PTFE Self Adjusting Floating Seats EPDM or Viton O-ring Seals Full 235 psi Pressure Rating @ 73°F NSF Certified for Use with Potable Water Suitable for Vacuum Service Produced in ASTM IPS sizes 1/2" - 2" with Socket or Threaded End Connectors.