40% higher performance than standard air valves: High-capacity, single-chamber air valve with triple function for venting and releasing air in pipelines as well as for releasing air during operation. Corrosion-proof due to stainless steel inner parts and float 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.
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VAG DUOJET®-P Automatic Air Valve

High Performance
40% higher performance than standard air valves: High-capacity, single-chamber air valve with triple function for venting and releasing air in pipelines as well as for releasing air during operation. Corrosion-proof due to stainless steel inner parts and float 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. Send offer request

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General information

Product features and benefits

  • Resilient seated
  • With flange end acc. to EN 1092-2
  • Single chamber air valve in compact design
  • 40% higher performance than standard air valves: desigh according to full bore ensures higher performance
  • Very high discharge capacity up to sonic velocity due to stabilised floater
  • Triple function air valve
  • 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
  • Minimum operation pressure: 0.3 bar

Material

  • Body: Ductile iron EN-GJS-400-15 (GGG-40)
  • Bonnet: Stainless steel 1.4308
  • Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)
  • Inner parts: Stainless steel 1.4541
  • Float: Plastic polypropylene
  • Sealing: EPDM

Corrosion protection

  • Internally and externally epoxy coated acc. to GSK guidelines

Version

  • For pressures of 0.1...1 bar special seal (with special sealing). Please specify operating pressure when inquiring/ordering.
  • Floater stainless steel 1.4571
  • Bonnet ductile iron EN-GJS-400-15 (GGG-40)
  • Anti-Surge with integrated shut-off valve and individual calculated orifice acc. to KAT-A 1918
  • With integrated shut-off valve
  • DUOJET®-S with VAG CEREX® 300-L Butterfly valve with hand lever acc. to KAT-A 1912-S
  • With insect protection
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