Product: VIVOHOME 4 Inch 188 CFM Black Round Exhaust Inline Duct Fan with Variable Speed Controller for Indoor Garden Ventilation
Brand: VIVOHOME
Color: Black
VIVOHOME 4 inch black round inline duct fan helps you maintain a healthy grow room by quietly and efficiently moving large volumes of air throughout your ventilation system. Features: 
-Quickly and efficiently circulate fresh air, control humidity, refresh air quality in grow area 
-Built with high quality plastic, it is extremely durable and can be used as a duct booster fan 
-Variable speed controller for easy fan speed adjustment 
-Lightweight for ease of installation 
-Motor with lubricated bearings for efficiency, durability, and noiseless operation Product Specification: 
-Material: Plastic 
-Color: Black, Red 
-Air flow range: 141(±10%) cfm ~ 188(±10%) cfm 
-Current: 0.8A 
-Speed: 2300rpm 
-Frequency:60Hz 
-Power: 59W 
-Package Dimensions: 12.4"L*8.5"W*8.5"H 
-Item Weight: 3.7lbs Package includes： 
-1 x Inline Ventilation Duct Fan 
-1x Mounting Bracket 
-1 x Manual Instruction Product Warranty: 
-We assure that the item you received is 100% safe and sound. For any defective item, please contact our customer service for a satisfying solution.
EFFICIENT FAN - Combines the features and benefits of axial and centrifugal fan, effectively circulates air for room ventilation and purification; Please be aware that the value of air flow is the maximum tested at ZERO atmospheric pressure
EASY ASSEMBLY - Features with lightweight, durable and UV resistant plastic housing guarantees long-term use; Simply remove the duct ends with locking tabs for quick installation and easy maintanance; Universal mounting bracket for direction of airflow indicating
SPEED CONTROLLABLE - A variable speed controller designed in the 5.4 feet power cord, its three speed switch enables fan to run at low, medium and high speed, you can adjust it to desired airflow level according to your requirement
QUIET OPERATION - The durable fan blades revolves smoothly and powerfully, which helps collect airflow volume and cut noise output; A less than 31 dB noise level does not have any harm and will not disturb your work
MULTI APPLICATIONS - Help you maintain a healthy grow room by quietly and efficiently moving large volumes of air throughout your ventilation system; Ideal solution for multi-purpose use in residential and commercial ventilation

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