1" MPT Nylon Guardian Air & Vacuum Vent Valve - High-Quality Air Release for Plumbing, HVAC, and Industrial Applications

PRODUCT FEATURES:

• 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

PRODUCT SPECIFICATIONS:

• Part No.: 65ARIA100
• Nominal Size: 1 in.
• Body Material: Nylon
• Connection: MPT (Male Pipe Thread)
• Maximum Operating Pressure: 150 PSI

APPLICATION:

• 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.