CLOUDLINE A4, Quiet Inline Fan with Speed Controller, 4-Inch

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Designed to quietly ventilate grow tents, exhaust odors, transfer heating/cooling to rooms, and cool AV closets.
Features the same build quality and innovations as the CLOUDLINE Series delivered in a value package.
Includes a wired 10-speed fan controller; also compatible with all CLOUDLINE Series smart controllers.
Mixed flow design combined with an EC-powered motor for a truly quiet and energy efficient performance.
Duct Size: 4” | Dimensions: 6.9 x 11.9 x 7.4 in. | Airflow: 165 CFM | Noise: 29 dBA | Bearings: Dual Ball