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Sustaining Valves DHV4


DN 50 - 600
PN 10 - 25
Body: EN-JL1050
Coating: Epoxy

For medium-controlled pressure reduction for potable water in water supply and distribution installations.


  • Precise and stable regulation
  • Stable back pressure in supply networks and maximum flow performance, e.g. for fire service requirements
  • No external energy required for regulation, but high functional reliability
  • Rapid and immediate regulation of pressure fluctuations


  • Control valves general survey(pdf 5,00 MB)
  • Pressure Sustaining Valves DHV4(rtf 16,56 KB)


  • ERHARD GmbH & Co. KG
  • Meeboldstra├če 22
  • 89522 Heidenheim, Germany