SYF20W WALL FAN 2 BLADE - 130W Airflow (m3 /H) : 205m3/minBlades: 2 BladesMaterial: MetalInput Voltage: AC220V-50HZPower: 130WRPM: 1400 MaxDiameter: Ø720mm MUST BE INSTALLED BY A QUALIFIED ELECTRICIAN. Download Specsheet Instruction Manual