Slide Door

Slide Door

Slide door for tunnel inlet

A slide door for the tunnel inlet allows for a larger opening, allowing for efficient control of air inlets in a tunnel ventilation system. It can be opened, and closed according to ventilation requirements, with accurate adjustment of the opening amount. A simple, effective and low cost solution for your ventilation needs.


  • Easy installation and maintenance
  • Good insulation by rubber strip attached to the upper and lower borders of the wall opening
  • Anti-negative pressure for smoother opening and closing 
  • More competitive with a lower price


  • Constructed using a single piece of PVC profile (740x35mm), saving the need for joining several pieces into one