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Air valve Mistral 50, 80 & 100

This air valve combines a large body for air outlet and inlet venting along with a smaller pressure air release valve.

The air valve has total section area all along the large body and has a protective deflector on the outlet.100% of units tested hydrostatically and pneumatically in a test bench. It has unique features such as the ability to install a pressure gauge to allow reading as well of the pressure in the pipe as well as allowing to empty the air valve.

Category: Tags: , Product ID: 4439


  • High quality brass or bronze connections between the two bodies.
  • Inlet diameters: 50 mm, 80 mm, 100 mm (possibility to adapt those orifices to flanges sized up to 300 mm).
  • Maximum working pressure 16 bar. Optional 25 bar, 40 bar.
  • Stainless Steel internal parts in pressure air release valve.
  • Epoxy paint.
  • Optional: pressure gauge with pressure cock, stainless steel main float, PN 25, PN 40.