Check Valves


  • Check Valves permit airflow in one direction.
  • Used for maintaining the output pressure at a constant level.


  • The check valves permit the airflow in one direction but stops in the reverse direction.
  • The check valve works at the pressure of 0.1kgf/ , keeps 1.42 PSI in vacuum and connects at a low pressure.
  • Sang-A check valves
  • Sang-A check valves