INFORMATION

• Combination air valves with surge check are designed to perform the same function as air/vacuum valves with surge check. But, in addition, they will automatically release small air pockets of air from the pipeline while under pressure, like an air release valve.

• Features
• • Pressure & Vacuum Relief in a piping
  • Prevent Water Hammer & Vortex Phenomena
  • Large capacity Venting & Vacuum relief for piping protection
  • Drain small air pocket from piping
  • Increase efficiency of water transport in a piping
  • Prevent overflowing
  • Easily cleaning the inside of air valve

• Specification
• • Large Orifice
  • 1/2inch (13mm) ~ 30inch (750mm)
  • Small Orifice
  • 1/16inch (1.6mm) ~ 1inch (25mm)
  • Flange
  • ANSI 1/2inch (13mm) ~ 30inch (750mm)
  • Material
  • WCB, Stainless Steel, Ni-Al-Bronze, Duplex, Hastelloy, Incoloy series