Low Noise Ventilation Extractor Exhaust Fans 10 Inches Uk Descriptions: 100 % Copper Motor High-performance Condenser Motor Made of Strong Abs Material High Air Suction Carrying Hot Melt Power off, Safer to Use Turbine Centrifugal Air Movement, High Air Volume Low Score, Good Noise Reduction High Quality Motor with High Power Conversion Rate Long Operating Life Specifications: 8 Inches (200mm) Opening Size: 240*240mm Panel Size 290mm Wattage 30w Airflow : 450 (M3/H) Noise 56 (Db) Voltage 220v Rating Ipx2 Gross Weight 1.3kg Package Size：293*138*300mm.