- Designed to quietly ventilate grow tents, transfer heating/cooling to rooms, circulate fresh air, and cool AV closets.
- Features a speed controller utilizing PWM which can control the fan's speed without generating noise.
- Mixed flow design combined with a PWM-controlled DC-motor for a truly quiet and energy efficient performance.
- Kit also includes corded AC power adapter, installation manual, and all necessary mounting hardware.
- Duct Size: 4” | Dimensions: 6.9 x 11.9 x 7.4 in. | Airflow: 205 CFM | Noise: 28 dBA | Bearings: Dual Ball
CLOUDLINE S4, QUIET INLINE DUCT FAN SYSTEM WITH SPEED CONTROLLER, 4-INCH