High QualityThe exhaust fan is made of high quality metal material. It is difficult to distort it. It features excellent workmanship, durable frame and long service life. Drill Hole Diameter 150m.Super QuietThe fan has high ventilation efficiency and very low noise during operation.High EfficiencyIt is durable and has a built-in copper motor with thermal protection for continuous operation. Efficient and extremely quiet ventilation to quickly remove moisture and odors.ApplicationPerfect for Exhaust Ventilation of Home, Bathroom, Toilet, Kitchen, Garage, workshops, cellars, attics, etc.Easy to useQuick installation on the wall. Easy to use and maintain. Color: White Features: Condition: Material: copper motor, metal Color: white, black (optional) Power: 40W Voltage: 220V Rated frequency: 50HZ Rated rotation speed: 2800r or min Drill hole diameter: 150mm Air suction: 1100m3 or H Operating noise: 50-60db Size: Approx.191913.5cm or 7.48 7.485.31in Weight: approx. 1488g Package included: 1 exhaust fan Sold by Bianco FR store or p>