• Gate Valves and BAIO®plus System
• Sluice Gate Valves and Penstocks
• Hydrants
• House Connection Valves
• Non-Return Valves
• Butterfly Valves
• Air Valves and Control Valves
• VAG Control Valves
• VAG Air Valves
• VAG BEV-E Automatic Air Valve
• VAG DUOJET® Automatic Air Valve
• VAG BEV Venting Set
• VAG TWINJET® Automatic Air Valve
• VAG Spring Loaded Air Valve
• VAG FLOWJET® PE Automatic Air Valve
• Accessories
• Animations

VAG Spring Loaded Air Valve

PN 10…25 - DN 300, 500, 600, 800

Product features

• Operated by the flow medium 
• 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

• Max. operating temperature: 50°C
• Minimum pressure for sealing of small orifice 0.3 bar