Vacuum Relief Valve


  • For critical applications where vacuum protection is a must or water column separation is predicted, a vacuum breaker is used. The Vacuum Breaker is mounted at critical pipeline high points, penstocks, or tanks and allows for rapid inflow of atmospheric air to reduce vacuum conditions in piping systems.
  • Features
    • Vacuum relief for piping protection
    • Prevent Water Hammer & Vortex Phenomena
    • Prevent overflowing
    • Easily cleaning the inside of air valve
  • Specification
    • Large Orifice
    • 1inch (25mm) ~ 12inch (300mm)
    • Flange
    • ANSI 1/2inch (13mm) ~ 12inch (300mm)
    • Setting Vacuum
    • -150 mmW.C ~ -7000 mmW.C
    • Material
    • WCB, Stainless Steel, Ni-Al-Bronze, Duplex, Hastelloy, Incoloy series