Air valves
- Products
- Air valves
Nencini engineers and produces several kinds of valves, based on different operating principles:
All Nencini’s air valves are available for raw, potable, sea and sewage water and can be customized on demand.




FUNCTIONS
Nencini air valves are designed to:
- draw out the air when the main pipe is filling
- allow air into the pipe, breaking the vacuum forming while the pipe is emptying
- release the air normally trapped in the water during operation
- avoid damaging surges and water hammer (valves with an anti-slam device)
TECHNICAL DATA
| Size | DN 25 <> 800 DN 1“ <> 32“ |
| Pressure Range | PN 10 <> 100 ASME/ANSI 150 <> 600 |
| Actuation | Self-actuated valves |