The device mainly impresses with its simple assembly. No more cabling is necessary. The device is only inserted into the wall and connected to the current (cable with plug included). After that, the device is immediately ready for operation. Then all functions can be activated via the supplied remote control or the switches on the housing. - Round telescopic channel, 255-475mm long - Outer aluminum cover with white polymer coating - ceramic heat battery (regenerator) - Thermostatically controlled blind flaps - two G3 filters - reversible EC Axial fan - Integrated automatic control - remote control - remote control Technical data: voltage: 100-230V Consumption: 4 / 4.8 / 8W (level 1 / level 2 / level 3) Air sales: 11/27 / 53m³ / h (level 1 / level 2 / level 3) volume: 19/22/29dB (A) (leve.