The Extractor Fan combines ventilation, dust removal and moisture removal in a compact unit. It provides efficient air exchange with low noise, making it suitable for upgrading indoor air quality in small to medium rooms. Key specifications Power: about 40 W Noise: 40 dB(A) Nominal air volume: 765 m3/h Hole size: 290*290 mm Panel size: 340*340 mm Product size: 10 inches Input power: 40 W Application area: 3040 m2 Key benefits Ventilation plus dust and moisture removal in one unit Efficient performance with a nominal air volume of 765 m3/h Quiet operation at 40 dB(A) for continuous use Compatible with a 290*290 mm mounting hole and a 340*340 mm panel Suitable for rooms up to 40 m2, making it a versatile upgrade for several spaces 23 practical use scenarios Bathroom or shower room: reduces humidity and helps prevent mold growth while maintaining a quiet environment Kitchen or laundry area: removes excess moisture and odors to keep the space comfortable Small workshop, garage, or utility room: improves air quality by extracting dust and moisture, supporting a healthier working environment Installation and compatibility notes Designed for a mounting hole of 290*290 mm Panel rear area fits 340*340 mm openings Nominal air volume and low noise make it suitable for continuous operation in everyday spaces This description maintains the original product's specifications and functions while presenting them in clear, customerfriendly language with concise bullet points and practical usage scenarios.