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Air Vacuum Break Valve

Air Vacuum Break Valves will allow air into pipe lines to prevent pipes from sucking flat. Once pressure is returned to system the valve will shut off.


  • The valve must be installed vertically in an upright position.


Body : Glass Fibre Reinforced Nylon
Plunger : Acetyl
Seat : Nitrile Rubber
O Ring : Nitrile Rubber
Air Cap : Polypropylene
Threads : BSPT

Maximum Pressure Rating : 16 bar (1600 kpa – 230 psi) @ 20°c

Sizes Available

  • 25mm (1") only. This size will suit a wide range of pipe sizes

Locate your nearest stockist here.