Honeywell HRF-R2 True HEPA Replacement Filter R - 2 Pack Feature: Captures up to 99.97% of airborne particles at 0.3 microns from the air that passes through the filter. Fits Honeywell Console Models; HPA090 series, HPA100 series, HPA200 series, HPA300 series. For best performance replace once per year. Includes TWO HRF-R1 Filters. Honeywell HEPA Filter R.