Offered in PVC, CPVC, and now PVDF materials. PVC and CPVC valves are NSF/ANSI 61-G Listed. O-rings are FPM or EPDM, with reversible PTFE seats. Sizes 1/2” – 2” rated at 250psi / 2-1/2” to 4”rated at 235 PSI at 70°F Non Shock. Ratings may be subject to material and connection type.