The Brondell O2+ Halo Filter Replacement Pack, Upgrade Advanced Deodorization Set includes one True HEPA filter and one granulated carbon filter and works with all O2+ Halo Air Purifier models. The O2+ Halo will indicate when it is time to change the filters, which is recommended once a year.
O2+ Halo Filter Replacement Pack, Upgrade Advanced Deodorization Set intensively removes odors from pets, cooking and smoke as well as effectively removes allergens like: dust, pollen, pet dander, mold, VOCs
True HEPA and Upgraded Activated Granulated Carbon
Filter set lasts 12 months (1 year)
Pack includes: 1 True HEPA and 1 granulated carbon filter
Filter pack is compatible with all O2+ Halo air purification models