For use with Bionaire models 501, 601. Blueair polypropylene filters feature an exclusive HEPASilent technology, which allows them to capture 99.97% of particles as small as 0.1 micron - including dust, pollen and pet dander, the most common allergens in your home. They top the performance of regular HEPA filters (wich are only capable of trapping particles down to 0.3 micron), while maintaining a high airflow rate. For best performance, the filter should be replaced every six months. Package contains three filters.
Product Features
* Blueair Replacement HEPA Filters for 500/600 Series Air Cleaners (3 pack)
