General description The 40W Permanent Ventilator is a wall-mounted air extractor fan designed for kitchens and bathrooms. It features a powerful copper motor and metal construction, ensuring high ventilation efficiency while operating quietly to effectively remove moisture and odors. Technical specifications Power: 40W Voltage: 220V Rated Frequency: 50Hz Rated Rotation Speed: 2800 r/min Drilling Hole Diameter: 150mm Air Intake: 1100 m³/h Operating Noise: 50~60 dB Size: 19 x 19 x 13.5 cm (7.48 x 7.48 x 5.31 in) Weight: 1488 g Other information