Back Pressure Valve
  • Anti-siphon function
  • Solid, robust, machined construction
  • Flanged, union, threaded, and socket connection options
  • Molded Noryl top with integral hardware locking
  • 316L SS metal valve and top options
  • Molded PTFE/EPDM diaphragm
  • Adjustable up to 350 psi (25 bar)
  • 4 optional pressure ratings (springs)
  • Valve sizes from 1/2″ to 4″ or DN 15 to DN 100
  • Tamper-resistant adjustment screw
  • High-temperature option up to 300˚F (149˚C)
  • High reliability at an affordable price
  • Long diaphragm life
  • Wide range of valve materials
  • Multiple diaphragm material options
  • Factory or field settable