Medium Pressure Back Pressure Valves
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Griffco BPMP-Series 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. Wetted materials include: 316 SS, A20, Hast. C, and Titanium. Available sizes: 1⁄4″ – 1″. Also known as medium pressure anti-siphon valves.

Metallic Medium Pressure Back Pressure Valves
Medium Pressure Back Pressure Valves

Valve Features

  • Solid, robust, single-piece machined construction
  • Anti-siphon function
  • Available in 316 SS, A20, Hast. C and Titanium
  • Adjustable up to 800 psi (55 bar)
  • Valve sizes from 1/4" to 1" or DN 8 to DN 25
  • Tamper-resistant adjustment screw

Griffco Benefits

  • High reliability at affordable price
  • Long diaphragm life
  • Multiple diaphragm material options

Available Sizes

  • 1/4" to 1" or DN 8 to DN 25

Wetted Materials

  • 316 SS
  • A20


  • Hast. C
  • Titanium

Medium Pressure BPMP - Documents

TitleDescriptionDate modifiedDownload
Data Sheet BPMP (US) Imperial09-14-2020 Download
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