MPT Nylon Guardian Air and Vacuum Air Vent - 1 in.

MPT Nylon Guardian Air and Vacuum Air Vent - 1 in.


- +
Continue Shopping or View Cart


  • Ensures maximum protection of irrigation system with proper sizing and placement
  • Large capacity vents dampen water hammer preventing pipes and fittings from cracking or bursting
  • Made of corrosion-resistant reinforced UV protected composite materials - no metal parts to rust or corrode, no need for spare parts.
  • Ensures vent closure as water fills the system, remains open when air pressure reaches the following:
    • 5 PSI for 1 in. Guardian


  • Part No.: 70561-002610
  • Nominal Size: 1 in.
  • Body Material: Nylon
  • Connection: MPT (Male Pipe Thread)
  • Maximum Operating Pressure: 150 PSI


      • Upstream of valves for air discharge during system start-up
      • On sloping terrain to prevent collapsing of pipes caused by vacuum when pipe networks drain
      • Commonly used downstream of valves, primarily at manifolds, to break vacuum caused by system draining.