Air carbon filter odor control with charcoal for inline fan. Professional grade filter that will handle the nastiest odors product by the pretties plants. Filter contains very special virgin carbons that come from some of the oldest, most pressurized sources on earth.
Not only does the filter have exceptional odor control, but it's filer that keeps on giving. After the first year of usage, remove the top flange and the bottom mount, flip the filter unit upside -down and remount the flange and the bottom mount in the new position and enjoy another year of odor-scnubbing performance.