Mitsubishi VD-23Z Ducted Exhaust Ventilation Fan with Stylish White Metal Grille Quiet Operation with low vibration for a better environment Introducing the Mitsubishi Electric VD-23Z 4T3 ducted exhaust fan with a ball bearing motor that is hard working for commercial applications yet quiet and stylish for domestic use. Featuring a metal grille the VD-23Z 4T3 is ideal for a wide variety of applications from bathrooms and laundries to offices and living areas. All fans are continually rated with easy installation and low vibration. Features: Quiet operation with low vibration for a better living and working environment. Centrifugal fan with ball bearing motor. Energy-efficient for increased savings. Stylish design that blends well with surroundings. Dual airtight shutters block external noise and air. Ideal for domestic and commercial applications. Designed for ease of installation: Suitable for both lightweight steel frame ceilings and traditional roof cavities. Stepped pipe guide for simplified duct connection. High static pressure for longer duct runs.