Product characteristics and benefits

• Resilient seated
• With flange end acc. to EN 1092-2
• Double 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
  • Outlet female threaded acc. to DIN ISO 228
• Minimum operation pressure: 0.5 bar
• With mounted VAG Butterfly Valve Lug-type with handlever
• With sidewise drainage plug
• With lifting lug

Materials

• Body: Ductile cast iron EN-JS 1030 (GGG-40)
• Bonnet: Ductile cast iron EN-JS 1030 (GGG-40)
• Bonnet bolts: Stainless steel A4 (DIN EN ISO 3506) Note
• Inner parts: Plastic
• Float: Plastic
• Sealing: EPDM
• Body of butterfly valve: Ductile cast iron EN-JS 1030 (GGG-40)
• Disk of butterfly valve: Ductile cast iron EN-JS 1030 (GGG-40)

Corrosion protection

• Inside and outside epoxy coating acc. to GSK guidelines