VAG GmbH
VAG Duojet - Single-Chamber Type Automatic Air Valve
FromVAG GmbH
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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- PN: 10/16/25 - DN: 50...200
- Productgroup: Air Valves
- Medium: Water
- Sealing system/standard: Resilient seated
- Single chamber air valve in compact design
- 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 end acc. to EN 1092-2
- Minimum operation pressure: 0.3 bar
- with integrated ball valve
- Triple function air valve
- Body: Ductile iron EN-GJS-400-15 (GGG-40)
- Bonnet: Stainless steel 1.4308
- Inner parts: Stainless steel 1.4541
- Float: Plastic polypropylene
- Sealing: EPDM
- Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)
- Body: Ductile iron EN-GJS-400-15 (GGG-40)
- Bonnet: Stainless steel 1.4308
- Inner parts: Stainless steel 1.4541
- Float: Plastic polypropylene
- Sealing: EPDM
- Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)