Fits checked Oct 1, 2026 · How we check
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Honeywell · air purifier

Honeywell 18150 replacement filter

Use part HRF-F1, 2 per unit. Replace every 1-5 years depending on use.

The filter that fits

From the maker's archived page

Honeywell Filter F

Honeywell Long Life True HEPA Replacement Filter F

Part number
HRF-F1also sold as HRFF1R1
How many
2 per unit
How often
Replace every 1-5 years depending on use
Size
14.3 x 14.3 x 4.3 in
Buy Filter F on Amazon

Opens an Amazon search for Honeywell Filter F HRF-F1. Check the listing says HRF-F1.

See the sources

Look-alike models that take a different filter

The 50250 takes three F filters; the 17000 takes Filter D.

Other genuine options from Honeywell

Variants and kits the maker sells for this model. Same fit, different media or packaging.

  • Universal Carbon Pre-Filter A (maker lists the 18100 series)
    HRF-AP1 · Find on Amazon

Sources

Medium confidence: from an archived manufacturer page, a licensed brand store, or a live manufacturer page that names a sibling variant rather than this exact model. Each line is the page we read and the day we read it.

  • Which filter fits web.archive.org Maker's archived page checked Oct 1, 2026
    SKU: HRF-F1 ... Compatible with: 17200 / 13520 / 50250 / 18150 / EV-10 Series (archive.org copy of 2025-10-10)
  • How many honeywellstore.com Brand's licensed store checked Oct 1, 2026
    For air purifier models 11520, 17200, 18150, 50150 (or HEPA filter no. 21500) * two HRF-F1 filters are needed.
  • How often web.archive.org Maker's archived page checked Oct 1, 2026
    use only Genuine Honeywell air purifier filters. Replace filter every 1-5 years depending on use.
  • About the brand honeywellstore.com Brand's licensed store checked Oct 1, 2026
    HoneywellStore.com ... under license by Honeywell International Inc.
Show all 6 sources

Which filter fits

  1. web.archive.org Maker's archived page checked Oct 1, 2026
    SKU: HRF-F1 ... Compatible with: 17200 / 13520 / 50250 / 18150 / EV-10 Series (archive.org copy of 2025-10-10)
  2. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Honeywell Filter F Long Life True HEPA Replacement Filter, HRF-F1 ... MPN: HRFF1R1
  3. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    For air purifier models 11520, 17200, 18150, 50150 (or HEPA filter no. 21500) * two HRF-F1 filters are needed. ... For use with Honeywell Air Purifier Model Series: 11520, 12520, 13520, 17200, 18150, 17400, 50150, 50200, 50250, 50300.

How many

  1. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    For air purifier models 11520, 17200, 18150, 50150 (or HEPA filter no. 21500) * two HRF-F1 filters are needed.

How often

  1. web.archive.org Maker's archived page checked Oct 1, 2026
    use only Genuine Honeywell air purifier filters. Replace filter every 1-5 years depending on use.

About the brand

  1. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    HoneywellStore.com ... under license by Honeywell International Inc.