In case of a potential fire, the smoke extract fans provide rapid smoke evacuation; Thanks to the specially designed blade structure and adjustable wings, it is possible to reach the high pressures and flow rates. IP55 protected three-phase motors are used as the standard. The motors are EN12101 Certified. The motor is placed in the air flow (Standard Single Speed). It is suitable for operation in the temperature range of 200 C / 2h, 300 C / 2h, 400 C / 2h.