Pure Enrichment PureZone Halo 3-Speed Air Purifier True HEPA Filter. Pure Enrichment PureZone Halo HEPA Air Purifier Enjoy cleaner air in your personal space with this sleek, modern design that fits on any desk, nightstand or tabletop while beautifully complementing your decor. Featuring a coverage area up to 100 square feet, it's ideal to use in a dorm room, office or small bedroom. The HEPA filter eliminates 99.97% of particles as small as 0.3 microns that pass through the filter, making it dust-free. What You Get Air purifier HEPA filter Instructions Manufacturer's 5-year limited warranty Good to Know The activated carbon prefilter and True HEPA filter are not washable. Do not wet either side of the filter when cleaning. SHOP ALL PURE ENRICHMENT