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Filter compatibility ledger

HRF-R3 compatible air purifier models

Use this filter page when a retailer listing or old package shows the filter code first. Match the SKU, dimensions, and purifier model before ordering.

Filter status

OEM / manufacturer filter

Compatible models

1

Annual cost estimate

$70-150 USD

OEM filter

Honeywell HRF-R3 True HEPA Filter Pack

Three R-size HEPA filters

Primary SKU
HRF-R3
Dimensions
R-size Honeywell HEPA panel filters.
Cost note
HPA300 uses three R-size filters annually.

Retailers may group lookalike filters together. Confirm the purifier model label and SKU on the listing before checkout.

Compatible purifier models

Each model link returns to the model-first view with replacement interval, warnings, and related filters.

Honeywell HPA300 Model numbers: HPA300, HPA300C ยท Replace every 12 months Large room HPA-series purifier.

Compatible alternative search terms

HRF-R compatible R-size HEPA filters

Retailer options for HRF-R3

Amazon

Honeywell HRF-R3 replacement filters

Varies by listing

Affiliate link
Price note
Check retailer listing for current price.
Availability note
Use the SKU and model notes here to confirm fit before checkout.
Link disclosure
Amazon Associates; opens with sponsored nofollow attributes.
Check retailer listing

Verify the purifier model and filter SKU on the retailer page before ordering.

Honeywell Store

HRF-R3 replacement filter

Varies by listing

Affiliate link
Price note
Check retailer listing for current price.
Availability note
Verify model and SKU on the retailer page before ordering.
Link disclosure
Honeywell Store affiliate-capable search; opens with sponsored nofollow attributes.
Check retailer listing

Verify the purifier model and filter SKU on the retailer page before ordering.