Rolling-down Curtain

Rolling-down Curtain

Great for air-intake in larger tunnel ventilation

Besides stable opening and closing of the curtain, installation of the rolling-down curtain is made easy as the curtain can be installed on both solid walls and sandwiched panels.


  • Opens from top to bottom
  • Cost effective
  • Simple installation and easy maintenance
  • Optional plastic mesh can be installed behind the curtain for improved sturdiness


  • Requires >600mm space for installation of drive unit
  • Effective against wind; includes left and right wind protection