Sir/Madam, Good day! I would like to inquire if you have BLOWER/AIR VENTILATOR. As to the specifications, please check as below: 1. ) FLOWRATE: 45/55CMM (cu. Meter/min) or 1, 589/1, 941(cu. FT/min) 2. ) 230V - 2340V 3. ) 50/60Hz 4. ) FAN DIAMETER: 250(10') with 5 meters or longer flexible duct. 5. ) POWER: 350/400W 6. ) FAN SPEED: 2900/3300 rpm Thank you! Show More