Check the listing for details. 8” Hydroponics Fan w/ Carbon Filter Odor Scrubber & Variable Speed Controller. Color: Black, Condition: Used, Made in China. Listed at 99.00 USD. Complete 8” inline ventilation system including centrifugal duct fan, activated charcoal carbon filter (odor scrubber), and variable speed controller. Includes: • 8” inline centrifugal duct fan (115V / 60Hz) • 8” activated charcoal carbon filter canister (odor control scrubber) • Variable speed controller (120V, 15A max) • Mounting bracket • Power cords as shown Condition: Used in good working condition with normal cosmetic wear. Fan runs smoothly. Carbon filter appears intact. See photos for details. Ideal for: • Grow rooms & hydroponic odor control • Basement or crawlspace ventilation • Workshop exhaust systems • Garage ventilation • Any application requiring odor filtration + airflow