The CF15 3rd Stage activated carbon filter can only be added to the Xpower X-2580 model of the Pro Clean line of mini air scrubbers. It is designed to capture a wide variety of volatile organic compounds (VOCs), including soot and smoke, food odors, fumes from paint and paint thinners, sewer odors, and many other compounds. This is the 3rd filter in line to produce true HEPA filtration from the X-2580 Xpower air scrubber. The 1st filter is the NFR9 mesh outer filter, then the 2nd is the NFS13 washable mesh filter, and the 3rd in line is this CF15 carbon filter, followed by the final line of defense, the 4th filter which is the HEPA35-33 filter.

**Please Note - This filter can only be used on Xpower X-2580 air scrubber, and will not fit any other Xpower models.