The Honeywell HRF201B pre-filter can be used in a variety of Honeywell Air Purifiers. A built-in carbon pre-filter layer has been added and can be instrumental in capturing 99% of airborne particles at 2 microns. HRF201B Replacement Filters are compatible with the following units: HHT270 and HHT290.

• Captures up to 99% of airborne particles at 2 microns
• Built-in carbon pre-filter layer
• Replace every 4 months for optimal performance
• Package contains one dual action HEPA-type filter
• Compatible with Honeywell Tabletop and Tower Models: HHT270 and HHT290.

For Best Use

• For the very best performance, it is recommended that the HRF201B HEPAClean Replacement Filter U be replaced every 4 months.