This Honeywell Air Purifier helps provide fresher air in small rooms of 100 square feet. Helps capture the following microscopic airborne particles: dust, pollen, pet dander, dust mite debris and smoke (From the air that passes through the filter, 2 microns and larger.). Helps capture the following microscopic airborne particles: dust, pollen, pet dander, dust mite debris and smoke (From the air that passes through the filter, 2 microns and larger.). Helps reduce odors (From the air that passes through the filter, 2 microns and larger.). Independently tested and AHAM...