Start cleaning the air you breathe with the BREEZOME Air Purifier today. Improve the air quality in your home or office by removing common irritants like pollen, pet dander, and more with AIPROTE Air Cleaning System Home Air Purifier. New duct design ensures that air can be purified 5 times per hour in a 256 sq-ft room. Multiple levels of cleaning include a combination of Pre-filter that traps big particles, Activated Carbon Filter that reduces odour, and True HEPA filter that captures micro particles. 1. The Pre-filter filters out abrasive substances as a defence for the True HEPA filter. 2. The Activated Carbon Filter removes large dust particles, pet dander, and household odor. 3.True HEPA Filter eliminates 99.97% of pollutants as small as 0.3 μm or larger pollen and dust mites and filters air pollution of PM 2.5.