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For more detailed information, please view the following PDF file

Back Pressure Valves Brochure (PDF format)

Back Pressure Valves

Griffco diaphragm back pressure valves are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.  Features include:

  • High Reliability/Low Cost
  • Robust, Machined Construction
  • Vulcanized PTFE/EPDM Diaphragm
  • Externally Adjustable 10-150 PSI
  • Optional 350 PSI Rated Valve
  • Anti-Syphon Function
  • Wide Range of Materials
  • Tamper Resistant Adjustment Screw
  • Manufactured and Stocked in the USA

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