WW720-TC Sigma EN ES Triple Chamber Pressure Reduction valve


  • Designed for high-risk valve stations with secondary back up control loop
  • Simple easy design to enable single or double chamber control
  • Alarm feedback on secondary chamber online via micro-switch
  • Easy to convert original design of 700 series over to triple chamber


The Bermad 720TC Sigma EN ES valve is a regular pressure reduction valve (PRV) with a secondary back up control chamber, used in high-risk PRV applications where extreme reliability is required. The secondary backup chamber comes into play in the event of failure of the primary control chamber.

Valves can be fitted with multiple options such as V ports, single or double cavitation cages for superior cavitation protection & regulation and control.

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