Tunnel ventilation is critical for a variety of reasons – for example to ensure an adequate air quality, to control the spread of smoke in case of fire, or to reduce temperatures to acceptable limits. Road, Rail and Metro generally require high air quantity during normal operation and smoke control in case of fire. DLK Ventilatoren (Pollrich) Germany offers the most efficient designed fans like smoke exhaust fans, Booster fans and Jet Fans..
All products are CE-certified according to EN 12101-3, with DIBt-approval in temperature classes F200, F300 and F400.
