Honeywell HEPAClean Air Purifier Replacement Filter, HRF-C2/Filter (C) HEPA-TYPE FILTER FOR HONEYWELL: Our HEPAClean C filters help capture up to 95% of airborne particles as small as 2 microns & reduce unpleasant odors. Replace every 6 months for best performance. Compatible with 16200 & HHT-01x series air purifiers. HONEYWELL AIR PURIFIER FILTERS: To keep your Honeywell Air Purifier performing at it's best, so the air in your home is fresher and cleaner, change your filters every 6 months. To ensure best results, choose Honeywell replacement air purifier filters. FILTER AND CIRCULATE AIR 5 TIMES AN HOUR: Honeywell Air Purifiers filter and circulate air in the stated room size up to 5 times an hour, so you can relax and breathe easy, knowing the air in your home is fresher, cleaner, and contains fewer allergens. HONEYWELL AIR PURIFIERS: Use HEPAClean C filters in your air purifier to help remove allergens, dust & odors. If you have allergies, pets or stale indoor air, air purifiers do more than freshen air, helping remove airborne particles & improve air quality HONEYWELL QUALITY: Use only Genuine Honeywell Replacement filters with your Honeywell Air Purifier for best performance. Each air purifier's performance is tested as a system with the filters to ensure best efficiency.