BREATHE FRESH AND CLEANER AIR The Germ Guardian AC4820 air purifier， equipped with Genuine Germ Guardian HEPA Pure filtration technology， effectively captures 99.97% of germs， viruses， and allergens as small as 0.1 microns. Customize your at-home comfort with 3 speed settings and an ultra-quiet mode available at the lowest speed setting. This air purifier circulates the air in a large 740 sq. ft. room every 60 minutes or in a medium 150 sq. ft. room every 12.5 minutes， making it ideal for bedrooms， offices， basements， and other open concept spaces. Designed， engineered， and independently tested in the United States， it exceeds industry standards. Your purifier is only as powerful and effective as the filter you put inside， and our Genuine Germ Guardian replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit. Not only will genuine replacement parts fit perfectly， but they also match the combination technology of the unit， allowing you to get the most out of your air purifier. This product earned the Energy Star label by meeting strict energy efficiency guidelines set by the U.S. EPA. WARRANTY: Germ Guardian offers reassurance with a 5-year limited warranty in addition to your purchase.

GENUINE HEPA PURE FILTRATION: Germ Guardian AC4820 features a Genuine HEPA PURE air filter that captures 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. With over 140 pleats and 9.0 square feet of filter surface area， our Genuine HEPA PURE filtration technology offers certified fit and maximum performance， meeting HEPA tested standards.

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.

CLEAN AIR IN 12.5 MINUTES Circulate and filter the air in a large 740 sq. ft. room every 60 minutes or in a medium 150 sq. ft. room every 12.5 minutes. To ensure accurate and replicable results in real life conditions， efficacy testing is conducted in 30 cubic meter testing chambers with a HEPA filter installed.

QUIET OPERATION: Three speed options with the lowest setting being utilized as gentle white noise for a quiet， restful night's sleep

GENUINE GERM GUARDIAN FILTERS Search for FLT4825 HEPA Filter B. Genuine Germ Guardian replacement filters for certified fit and maximum filtration. Off-brand filters often fail HEPA testing standards， fit incorrectly， reduce efficacy， and may cause damage to the air purifier.

INDEPENDENTLY TESTED IN THE USA: Cleaning air since 2005， our Ohio-based team is dedicated to revolutionizing the air purifier industry by creating top-notch air quality products. At Guardian Technologies， our products undergo rigorous scientific testing conducted by reputable， independent laboratories and we exceed industry standards. Our devices are designed and engineered in the USA. Germ Guardian air purifiers are ENERGY STAR CERTIFIED， CARB (California Air Resource Board) Certified， ETL Certified and Zero Ozone Verified!