Sell Double Ball Automatic Air Valves Flanged PN
This Air Valve is a double ball automatic air valve used for applications related to air problems in the pipeline. Minimum pressure on the chair: 0.3 bar. Double ball air valves have three functions:
Remove large amounts of air during the filling operation
Remove a small amount of air during work operations
Allow air to enter during the pipe emptying operation
This item has a lot of DN, from 50 - 300 DN and also has many types of PN holes there are 10, 16.