The compatible with Sharp FZC100MFU is a replacement True HEPA filter designed for a compatible with Sharp Plasmacluster Air Purifier with Humidifying Function for Medium Rooms (KC850U) and a compatible with Sharp Plasmacluster Air Purifier with Humidifying Function for Large Rooms (KC860U). This True HEPA filter captures 99.97% of pollen, dust, pet dander, and smoke particles as small as 0.3 microns.Your purifier is only as powerful and effective as the filter you put inside, and compatible with Sharp's replacement parts are essential for maintaining product performance. Each compatible with Sharp air purifier filter is designed specifically for a particular unit style. Not only will genuine replacement parts fit like a glove, but they also have the sleek and seamless design to match so that you can get the most out of your compatible with Sharp air purifier. Humidification replacement filter compatible with KC-850U and KC-860U Hand-wash for optimal performance Filter life up to 5 years : Humidification replacement filter compatible with KC-850U and KC-860U