Isolating Air Valve-Hydrant Valve

SUREFLOW Hydrant & Air Valve Isolating valves are designed to provide direct access to water pipelines and provide isolation of the attached appurtenance for maintenance purposes.

Allows easy attachment of:

  • Spring Hydrants
  • Air Valves
  • Screwed Outlets
SUREFLOW Hydrant Valve and Air Isolating Valves


  • Ductile Iron body and bonnet for high strength and impact resistance
  • EPDM encapsulated plug for longevity and reliable sealing
  • Dezincification resistant (DZR) copper alloy components for long life operation
  • Fusion bonded polymeric coating for long life corrosion protection
  • End connections available as AS4087 Dn80 & Dn100 Figure B5 or Figure B6 connections
  • Corrosion resistant fasteners and components for long life operation
  • O-ring seals replaceable under full operating pressure