Disinfection & chemical dosing systems since 2010
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Griffco BPHF / PRHF Vanaları (Yüksek Debi)

Griffco High Flow back pressure and pressure relief valves

Manufacturer: Griffco Dosing Pumps & Skids

The High Flow series is designed for back pressure and pressure relief duties on high-volume chemical feed lines. Its ability to pass a greater flow at the same port size reduces pressure loss.

Port sizes range from 1/2" to 2" (DN 15 – DN 50), with pulsating flow of 2,271 – 19,521 lph, continuous flow of 114 – 1,020 lpm and pressures up to 17 bar. Flanges are available for all sizes together with a high-temperature option up to 149 °C.

Key features

  • High flow capacity (pulsating flow up to 19,521 lph)
  • Port sizes 1/2" – 2" (DN 15 – DN 50)
  • Pressures up to 17 bar
  • Anti-siphon and pressure relief functions
  • Flanges available for all sizes
  • High-temperature option up to 149 °C
  • Long-lasting PTFE/EPDM diaphragms
Technical data

Technical specifications

Port sizes1/2" – 2" (DN 15 – DN 50)
Pulsating flow2,271 – 19,521 lph
Continuous flow114 – 1,020 lpm
Max. pressure17 bar