Tunnel Ventilation /Booster Fans

Home Product Tunnel Ventilation /Booster Fans

This business segment supplies compact basic fans and customised solutions to industrial plant, underground Metros substation , tunnel engineering companies and contractor

Executed units with a flow rate of 400.000 m³/h and 25,000 Pa, at process temperatures up to 450 °C, and drive ratings up to 315 kilowatts are current applications


For smoke extraction of production halls, warehouses, shopping malls, airports, etc. safety should be top priority. Therefore Pollrich DLK Fan Factories offers a complete range of smoke extraction fans in various designs for the building industry – from the car park up to the roof.

All products are CE-certified according to EN 12101-3, with DIBt-approval in temperature classes F200, F300 and F400.

  • Axial smoke extraction fans
  • Roof smoke extraction fans



We offer tunnel Jetfans for road-, railway tunnels and metro stations as well as car park Jetfans with minimum construction height for the ventilation of car parks.