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Waterman AV-150-2 air/vacuum relief valve, 2 in aluminum model, product side view on white background

Waterman AV-150 Air/Vacuum Relief Valve & Assembly

Brand: Waterman
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$52.89
$39.67
SKU AV-150-2
In Stock (1)

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The Waterman AV-150 air/vacuum relief valve releases trapped air and provides vacuum relief during system drain-down, protecting irrigation mains and laterals.

  • Aluminum construction for corrosion resistance
  • Fits 1-1/2" and 2" FPT connections (AV-150-11-2, AV-150-2)
  • Rated up to 150 psi
  • Replaceable O-ring for reliable sealing

Easy to install and service in-line for professional and residential irrigation systems.

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Frequently Asked Questions

What sizes are available for the Waterman AV-150?
The AV-150 is offered in 1-1/2 in (AV-150-11-2) and 2 in (AV-150-2) FPT connection sizes. Check the product variants for current availability.
How is the AV-150 installed?
Thread the valve into a matching FPT connection on the irrigation main or lateral with the valve upright. Use appropriate thread sealant and provide access for periodic inspection.
What material is the AV-150 made from and is it corrosion resistant?
The AV-150 is manufactured from aluminum for good corrosion resistance in irrigation applications and includes a replaceable O-ring to maintain a reliable seal.
Does the AV-150 require regular maintenance?
Maintenance is minimal: periodically inspect and, if needed, replace the O-ring and clear any debris from the valve. The unit is serviceable in-line to simplify upkeep.

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