FanGoFast 100mm Bathroom Extractor Fan, 12W Bathroom Fan Quiet with Backflow Flap for Ventilation in Bathroom and Toilet Kitchen Against Moisture and Mould Without Timer (100B)

100 MM diameter BATHROOM FAN: this 100 mm bathroom fan is made of corrosion-resistant ABS material, which is lightweight and not easily deformed, has excellent heat resistance and durability. Operating voltage: 230 V/50 Hz; power: 12 W; energy saving! The lower output can provide you with satisfactory airflow. Airflow: 54 m/h; motor speed: 2200 RPM.
SPECIAL CHECK VALVE: Unlike other exhaust fans, FangoFast 100mm exhaust fans are equipped with a 4-port check valve, which is better adapted to the gravity principle and minimises airflow loss. And the check valve is made of a special flexible and elastic material, which is more durable than the general exhaust fan.
LOW NOISE LEVEL: This 100mm wall fan is equipped with a copper motor with double ball bearings, which ensures high efficiency, quiet operation and high quality performance. Compared with normal motors, the improved motor can reduce the friction coefficient, effectively save energy and reduce the noise of the 100mm bath f