VAG DUOJET® Automatic Air Valve AWWA C512 Single-chamber type

Productgroup: Air Valves

Medium: Water

High-capacity, single-chamber air valve with triple function for venting and releasing air in pipelines as well as for releasing air during operation, designed according to the AWWA standard. Corrosion-proof due to stainless steel inner parts (in size DN 50, inner parts made of plastic). Safe and reliable operation even at high air-release velocities of up to sonic speed. Suitable for use in water treatment, water distribution, in dams, power plants and in industry.

  • Sealing system/standard: Resilient seated
  • Single chamber air valve in compact design acc. to AWWA C512
  • Very high discharge capacity up to sonic velocity due to stabilised floater
  • Venting function:
    • Large orifice to vent high quantities of air during draining the pipeline
    • Large orifice to release high quantities of air during filling the pipeline
    • Small orifice to release low quantities of air during operation under pressure
  • Outlet female threaded: acc. to DIN ISO 228
  • With flange ends on both sides acc. to ANSI B16.42 Class 150/300
  • Size of the inlet area correspond to the size of the outlet area
  • With sidewise drainage plug
  • Seat tightly down to 5 psi
  • Triple function air valve
  • Body: Ductile iron ASTM A536, Grade 65-45-12
  • Bonnet: Ductile cast iron ASTM A536 65-45-12
  • Inner parts: Stainless steel ASTM A240 Type 321
  • Float: Stainless steel ASTM A240 Type 316Ti
  • Sealing: EPDM
  • Bonnet bolts: Stainless steel ASTM A240 Type 316
  • Float: For class 300 made of plastic

Internally and externally epoxy coated

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Product information
Air Valves
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United States
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