HIGH PERFORMANCE: Circulates the air 1x per hour in 915 square foot rooms and 4.8x per hour in 189 sq. ft rooms, making it ideal for medium to large sized rooms such as: dorm rooms, bedrooms, and other living areas! AIR PURIFIER FOR HOME: True HEPA air filter reduces up to 99.97% of harmful germs, dust, pollen, pet dander, mold spores, and other allergens as small as 0.1 microns from the air FIGHTS GERMS: UV-C light helps reduce airborne viruses such as influenza, staph, rhinovirus, and works to reduce volatile organic compounds TRAPS ALLERGENS: Pre-filter traps dust, pet hair, and other large particles while extending the life of the HEPA filter PET PURE FILTER: An antimicrobial agent is added to the filter to inhibit the growth of mold, mildew, and odor-causing bacteria on the filter's surface ZERO OZONE CERTIFIED: Ultraviolet - C (UV-C) acts as the ultimate line of defense, helping reduce airborne germs such as Staphylococcus Albus, Escherichia Coli, Aspergillus Niger, and Phi-X174 as well as airborne bacteria and mold spores* REDUCES ODORS: Activated charcoal filter helps to reduce unwanted odors from pets, smoke, cooking fumes, and more REPLACEMENT FILTERS: Only use genuine GermGuardian filters, compatible models include: FLT5250PT, FLT5000, FLT5000SM, FLT5000VO, FLT28CB4, LB5000