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Honeywell · air purifier filter

Honeywell Pre-filter A (HRF-AP1)

Honeywell Universal Carbon Pre-Filter A. Part HRF-AP1. Replace every 3 months. Fits 6 models and their listed variants.

Buy Pre-filter A on Amazon

Opens an Amazon search for Honeywell Pre-filter A HRF-AP1. Check the listing says HRF-AP1.

Fits these models

  • Honeywell 17000 as the pre-filter · 17005, 17000-SFrom the maker's archived page
  • Honeywell 50150 as the pre-filter · 50150-NFrom the maker's archived page
  • Honeywell 50250 as the pre-filter · 50255-HDFrom the maker's archived page
  • Honeywell HPA100 as the pre-filter · HPA104, HPA105From the brand's licensed store
  • Honeywell HPA200 as the pre-filter · HPA204From the brand's licensed store
  • Honeywell HPA300 as the pre-filter · HPA300-HPA309, HA300, HPA8350From the brand's licensed store

Part numbers

Genuine part
HRF-AP1
Also listed as
HRFAP1V2
How often
Replace every 3 months
What is in it
carbon pre-filter, cut to size
Size
16 x 47 x 0.13 in roll

Sources

  • Which filter fits honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Honeywell HRF-AP1, Universal Carbon Pre-filter (Replaces 38002) ... MPN: HRFAP1V2 ... HPA300 - HPA309 Air Purifier Series: 2 Pre-filters Included
  • How often honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Replace Honeywell Pre Filter A every 3 months
Show all 7 sources

Which filter fits

  1. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Honeywell HRF-AP1, Universal Carbon Pre-filter (Replaces 38002) ... MPN: HRFAP1V2 ... HPA300 - HPA309 Air Purifier Series: 2 Pre-filters Included
  2. web.archive.org Maker's archived page checked Oct 1, 2026
    SKU: HRF-AP1 ... Compatible with: 10500 series, 10590 series, 11150 series, 12500 series, 13300 series, 13503, 13520 series, 13530 series, 14500 series, 17000 series, 18100 series, 40000 series, 50100 series, 50150 series, 50200 series, 50250 series, 50300 series, HPA090, 100, 200, and 300 series, HPA3000, HPA5000 series models ... 1 pre-filter roll that can be cut to size (archive.org copy of 2025-08-04)
  3. web.archive.org Maker's archived page checked Oct 1, 2026
    SKU: HRF-AP1
  4. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Honeywell HRF-AP1, Universal Carbon Pre-filter (Replaces 38002) ... Works with certain Honeywell True HEPA Air Purifiers including: ... HPA100 series, HPA180 series, HPA200 series, HPA250 series ... 'HPA-100 - HPA100 Air Purifier Series: 8 Pre-filters Included' (the count is how many pre-filters one roll yields when cut)
  5. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Honeywell HRF-AP1, Universal Carbon Pre-filter (Replaces 38002) ... Works with certain Honeywell True HEPA Air Purifiers including: ... HPA100 series, HPA180 series, HPA200 series, HPA250 series ... 'HPA-200 - HPA200 Air Purifier Series: 4 Pre-filters Included' (the count is how many pre-filters one roll yields when cut)

How often

  1. honeywellstore.com Brand's licensed store checked Oct 1, 2026
    Replace Honeywell Pre Filter A every 3 months
  2. web.archive.org Maker's archived page checked Oct 1, 2026
    use only Genuine Honeywell air purifier filters, and replace every 3 months