The Inline Duct Exhaust Fan is engineered with advanced mixed technology, delivering high airflows and pressure while maintaining quiet, suitable for ventilation installations in space. This fan combines the pressure capabilities of centrifugal fan and the large airflows of fan, ensuring efficient and energy savings. Perfect for industrial manufacturers, restaurant operators, basement/garage managers, and environmental engineering contractors ventilation . Ideal for such as factories for , commercial kitchens for basements for control, and fitness centers for improved air circulations. Package includes: 1Pc Extractor Fan