Turbo Vent Premium is equipped with a modern control panel with an advanced touch pad; this highly sophisticated control panel comes with signal LED lights. The speed control and change of the rotation direction (aerator and ventilator) increase the engine life thanks to the touch panel. The thermostat Polar Control automatically turns the ventilator on and off depending on the room temperature. Permanent ventilation for constant air circulation. Maximum ventilation: 35 m³/min.