No. ：AFC/BFC/GFC
- The air units include air regulator, filter and lubricator.
- Air regulator can make the gas supply stable and constant pressure, reduce damage on valve or actuator due to sudden change in gad supply pressure.
- Filter can clean the gas supply, which can filter the moisture in condensed air.
- Lubricator can lubricate the moveable parts, extend the lifecycle of machine.
