~R-20 | Hydraulic Control Valve Diaphragm Valves


  • Product Catalog:
PN 10 – DN 40-200 mm


The R-20 series is a line of composite material, diaphragm - operated hydraulic control valves with a working pressure up to 10 bar.

The valves are suitable for installation on water transmission, landscape and irrigation systems.
The R-20 series has an innovative elliptic shaped diaphragm that integrates well with a wide variety of regulating control pilots, solenoids and control accessories.

Unique in the R-20 Series:

  • Available in sizes up to 8”
  • Separate double chamber for 6”-8” valves

Product Features

  • Excellent regulating capabilities for a wide range of flow rates from drip (500 l/h) up to maximum flow
  • Operational from low pressure up to 16 bar
  • Highly reliable operation and durable over time
  • Quick-reaction operation
  • Rapid response to changes in flow rate
  • Designed to reduce cavitation damage
  • Silent operation
  • Low head losses
  • Wide range of connections:
  • Flanged, Threaded and Grooved
  • Simple mechanism
  • Easy inline maintenance
  • User-friendly


Share this product

Last Updated on: Thursday, 01 August 2019