aer1® by Bionaire® 99.99% True HEPA Replacement Filter, Allergy Plus Buy Any 2 Save 10%, Buy Any 3 or More & Save 20%! Captures allergens and pollutants: pollens, dust, dust mite debris, mold, pet dander, and smokeTrue HEPA filtration removes up to 99.99% of airborne allergens from air passing through the filterIdeal for allergy sufferersGreat for bedrooms to reduce airborne allergens, dust mites and mold that may cause you to cough and sneeze and disturb sleepCompatible with all aer1® ready air purifiersFor best performance, change filter every 12 months Bionaire® Dual Position Tower Air Purifier with Allergy Plus Filter This tower air purifier filters and reconditions the air for maximum comfort and freshness. Operates quietly to help remove up to 99.99% of airborne allergens such as pollen, dust, mold, pet dander and smoke to provide relief from irritants in the air. Traps particles as small as 0.3 microns so you can breathe comfortably. This Bionaire Air Purifier is ideal for allergy sufferers and fits seamlessly into any home.