Honeywell True HEPA Filters
A Honeywell True HEPA filter is the gold-standard for the relief of allergy and asthma symptoms. These filters are proven effective at removing 99.97% of particles 0.3 microns and larger.
HRF-D1 / HRF-F1 Filters require no maintenance and should be replaced every three years.
Don't know which filter you need? Use the tables below!
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