Honeywell HEPA Air Purifier Filters are fully capable of capturing an astonishing 99.97% of airborne particles at 0.3 microns from any air passing through the filter. It is highly recommended that you change a Honeywell Air Purifier R Filter annually for optimal performance. Establish an unrivaled breathing experience for yourself and your loved ones with Honeywell HEPA Filters.Note: This is a non-returnable item.
