iPower 4 Inch 230 CFM Inline Duct Ventilation Fan with 350W Variable Speed Controller for Hydroponics Grow Tent and Greenhouse Air Circulation, Upgrade Version Black

iPower 4 Inch 230 CFM Inline Duct Ventilation Fan with 350W Variable Speed Controller for Hydroponics Grow Tent and Greenhouse Air Circulation, Upgrade Version Black

Blower Advantages: Powerful blower with a fan speed of 2600 RPM for an air flow of 230 CFM. Moves air through your target location efficiently for optimal ventilation.
Efficient Design: Lightweight and compact fan takes up minimal space and fits in any grow room. High-quality blades and efficient flow deflector increase airflow while realizing smooth, whisper-quiet operation.
Simple Installation: Removable intake and exhaust ends with locking tabs for simple and easy hookup. Easy to install, quick to remove and convenient to maintain. The cable length is 5.9 feet and can be easily set.
Fan Speed Controller: One control switch for 3 settings: Variable Speed, OFF, HIGH, MED, LOW. It can precisely adjust the speed of your duct and inline fans. To avoid the risk of burning out the fan motor, controller does NOT adjust below 50%.
Wide Applications: Perfect for improve air flow, reduce humidity, clear the air and lower temperatures. Can use in grow tents, greenhouses, grow rooms, kitchens, bathrooms, basements, locker rooms, garage.