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    • Valves - Air Release

    Air release valves are required on all positive pressure systems to allow the air in the pipework to escape thus preventing damage to pumps, pipes and fittings.   Vacuum breakers are required to allow air to enter the pipework when necessary to prevent pipe collapse.   Click on the link here to view the video on "Why do we need air release valves? or "Save money & energy"

    • SALE
      25mm Vacuum Breaker Valve - ARI AV-010-25
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      25mm Vacuum Breaker Valve - ARI AV-010-25

      To download pdf spec sheets - click here ARI vacuum breakers allow air to enter the pipework as soon as the pressure inside the pipework is less than zero kPa.   It may also allow trapped air to escape from the pipework under positive pressure...
      Was: $59.40
      Now: $36.00 (Inc. GST)
      Was: $54.00
      Now: $32.73 (Ex. GST)
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