Semmering Base Tunnel Lot 3.1

Ventilation stations in soundproofed containers, ventilation during excavation, supply air via 2 shafts, overall control with measuring systems and regulation.
Higher-level control, Sound Insulation, Tunneling

Ventilator Type


4 fan station for the supply of four different tunnels up to the working face over several kilometres

  • Power: 160 kW
  • Diameter: 1,6 m
  • Rotation Speed: 1.500 rpm
  • Volumetric Flow: up to 75 m3/s
  • Total Pressure: up to 2.900 Pa

Do you need more information?

Korfmann Lufttechnik GmbH

Hörder Str. 286,
DE-58454 Witten

+49 2302 1702-0
+49 2302 1072-153

English Version of our Website ist coming soon …

What we do

Customer oriented and innovative solutions for the health of your employees

Ventilating and Exhausting Systems for:

  • Mining of any kind
  • Tunnel Construction
  • Road Construction
  • Underground Irrigation and Cavern Systems
  • Special Construction

Breathe the Difference

Our highly qualified expert team of engineers will not only continue to the longstanding tradition of the KORFMANN quality and performance in the field of ventilation for mining and tunneling, underground systems of any kind and industrial sectors, but also increase it to the advantage of your company.

Due to our high affinity for technology, we find the perfect solution for your requirements – no matter in which area. The innovative spirit of our engineers helps us to continuously develop our products and offer you solutions and products also related to industry 4.0.

You can be absolutely certain to have Korfmann Lufttechnik GmbH as a reliable partner at your side. We look forward to convincing you of our efficiency and ability to supply the best product for your future projects.