Heavy-Duty Cyclone Industrial Ventilation Extractor Fans with Shutter are available in 16". The shutters help to regulate airflow while deterring pests and small animals from entering through the fan. These fans are designed for use in factories, warehouses, kitchens, restaurants, dental surgeries, workshops, and many other locations where high volumes of air need to be moved. Features: Axial fan with shutter Powder-coated steel wire safety guard Excellent overload capacity Metal body and blades Extremely quiet operation due to the motor utilising high-quality low-noise ball bearing Built-in re-settable thermal protector to ensure stable operation and longevity Rigid and easy to install Single phase Specifications: Dimensions: H:48.0 x W:48.0 x D:31.5 cm Colour: Black Guarantee:1 Year Material: Metal Model Number: FBD40