VAG Spring Loaded Air Valve

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• Main function:
  • Venting of big air volumes for quick closing or pipe breaks
• Including an elbow with an alternative butterfly or gate valve and the VAG DUOJET Automatic Air Valve with 2 additional discharge functions:
  • For release and intake of air during start or shutdown of the pipeline system
  • For release of air during operation under full operation pressure
• With friction cylinder to avoid abruptly closure of the disk
• Final Inspection Tests acc. to EN 12266 (DIN 3230 part 4)

Materials and corrosion protection

• Body and bonnet steel welded
• All internal parts and bonnet screws of stainless steel
• Gaskets and seal of NBR
• Inside and outside epoxy coated

Field of application

• Water supply lines / water plants