This 874 CFM 12" fan/filter combo removes odor and purifies air by sucking the air in the room through the carbon filter and expelling it out of the room. When integrated into your exhaust system, all the air that leaves your growing environment it totally and completely scrubbed before exiting. (Rooms 20 x 20 x 8 & Under).
NOTE: This item is oversized and may require freight delivery. Average shipping cost varies, and you will be notified of any additional shipping charges before processing. Please feel free to call us at 1-888-305-4450 should you have any questions regarding your order.