The roof exhaust unit is a 230V AC 50/60Hz device that has a maximum air flow of 505/553m³/h and a maximum static pressure of 334/447Pa. It is coloured grey RAL7035 and has an IP24 rating. The rated current for this unit is 270/290mA, with a rated power of 58/66W. It can operate within a temperature range of -10°C to +60°C.