The Blauberg is made of galvanized steel internally filled with a 50 mm thermal and acoustic layer of non-flammable mineral wool and the fan body is installed on a support frame with integrated vibration isolators.
- The motor is one or three speed with short circuit rotor and centrifugal impeller with forward curved blades and is equipped with ball bearings for a longer life.
- Overheating protection thanks to integrated thermal switches with cables for connection to external protection devices.
- The impeller block of the motor-impeller is fixed to the revolving door which facilitates maintenance of the fan.
- The fans are available for round air ducts Ø 150, 160, 200, 250, 315, 355, 400, 450 mm.