ARI Predu – Pressure Reducing Valve

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Pressure regulating valve, straight through with diaphragm actuator DMA


  • Compact design
  • Construction without pillars
  • Exact and easy adjustment
  • Diameter independent ranges
  • Simple change of spring and actuator
  • 5 exchangeable actuator sizes
  • 3 exchangeable spring sizes
  • Pressure balanced by stainless steel bellow
  • Spindle sealing via stainless steel bellow
  • Secondary stem sealing (optional)
  • Tapered seat ring
  • Screwed seat ring
  • Kvs-values reduceable
  • Flow divider for noise reduction (optional)
  • Plug with PTFE soft seal (optional)


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