Honeywell AIR PURIFIER
HPA100
replacement filter
YOUR FILTER MATCH
HEPA Filter R
HRF-R3 (3-pack)
The linked source lists this model. Checked 2026-09-18. Availability and price may change.
Find this filter on Amazon
As an Amazon Associate I earn from qualifying purchases.
View on Amazon ↗Check the selected variant, seller, and package quantity before ordering. Availability varies; this link does not guarantee stock.
- Manufacturer
- Honeywell
- Purifier model
- HPA100
- Filters needed in this purifier
- 1
- Replacement guidance
- Replace HEPA Filter R approximately once a year. Do not wash it.
- Manufacturer source package
- Three Filter R HEPA filters. This pack does not include a carbon pre-filter.
Replace the filters in your HPA100
- Switch off and unplug the purifier. Release the front grille at the two hand symbols and remove the used filters; avoid breathing the dust.
- Remove new-filter packaging. Install 1 Filter R HEPA filter with pull tabs facing you, then fit the pre-filter in front.
- Seat the grille’s lower tabs, then press the top closed before reconnecting power.
Reset the filter light
After replacing the indicated filter, turn the purifier on. Hold the lit Check Filter or Check Pre-Filter button for about 2 seconds until it goes out. Reset the reminder for the filter you actually changed.
For an early replacement before the light appears, use the separate early-reset procedure on manual page 6. These filters are not washable.
Read the Honeywell manual (PDF) — page(s) 4 and 6 (installation and filter reminders). Checked 2026-09-21. HPA090/100/200/300 series manual. Honeywell also groups HPA104 with HPA100 and HPA204 with HPA200 on its support page. Model-family support page. Follow the full manual if your controls differ.
Compatibility source
Honeywell filter product information ↗
This page reports model-to-filter compatibility. It does not independently test filtration performance or certify third-party alternatives.