Product characteristics and benefits

• With flange end acc. to EN 1092-2
• Single chamber air valve in compact design
• High discharge capacity for large quantities of air
• 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
• Minimum operation pressure: 0.3 bar
• Sturdy, stainless steel jacket pipe for underground installation (above-ground or underground installation in a special surface box)
• High cost savings due to chamber-less installation
• Jacket pipe can be shortened by 100 mm on site
• With VAG DUOJET® Automatic Air Valve

Materials

• Inner parts: Stainless steel 1.4571
• Float: Plastic
• Sealing: EPDM
• Body VAG DUOJET® Automatic Air Valve: Ductile cast iron EN-JS 1030 (GGG-40)
• Protective jacket pipe: Stainless steel 1.4541
• Bonnet of protective jacket pipe: Corrosion resistant aluminium alloy

Corrosion protection

• Cast iron parts: Epoxy coating

Versions

• Standard version as described
• For pressures of 0.1...1 bar special seal (with special sealing). Please specify operating pressure when inquiring/ordering.