GERMGUARDIAN 743 Sq. ft. Tower Air Purifier with HEPA Pure Filter, Gray, AC4820

True HEPA Protection: HEPA filter captures 99.97% of smoke, dust, pollen, and pet dander as small as 0.1 microns*, helping reduce allergy and asthma triggers for cleaner, fresher air. Reduces Odors: Activated carbon pre-filter traps dust, pet hair, and other large particles while extending the life of the HEPA filter. Treated carbon absorbs volatile organic compounds from the air and reduces odors from smoking, cooking and pets. Whole Room Coverage: Cleans a 153 sq. ft. room in just 12.5 minutes or up to 743 sq. ft. every hourideal for bedrooms, living rooms, and large open areas. Quiet Operation: 3 speed options with the lowest setting being utilized as gentle white noise for a quiet, restful night's sleep Genuine Replacements: Use only GermGuardian filters for certified fit and performance. Compatible with HEPA Filter B (FLT4825, FLT4825SM, FLT4825VO, FLT4850PT) and carbon filter FLT22CB4. Performance Verified: *Initial efficiency value. As small as 0.1 microns from the air passing through the filter media. Trusted since 2005, GermGuardian purifiers are certified by CARB and ETL.