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Optional specialty add-on used with standard HEPA/pre-filters

Honeywell Filter S Pet Odor Reducing Specialty Filter – HRF-SP1 replacement filter

Filter S Pet Odor Reducing Specialty Filter (HRF-SP1) fits Honeywell HPA3100, Honeywell HPA3200, Honeywell HPA3300 and 6 more models according to the cited Honeywell source.

Official manufacturer Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Check official Honeywell availability Non-affiliate link to the cited official product page.
Marketplace search Check eBay prices for HRF-SP1 Sponsored eBay links. We may earn a commission from qualifying purchases.

Quick fit check

Filter S Pet Odor Reducing Specialty Filter fit and replacement facts

Part numberHRF-SP1
Compatible models9
Filter roleOptional specialty add-on used with standard HEPA/pre-filters

Honeywell recommends replacing specialty Filter S HRF-SP1 pet odor filters every 3 months.

Cited package contents

Package details below come from the linked official source; recheck it before buying.

Filter S Pet Odor Reducing Specialty Filter HRF-SP1

Compatible Honeywell models

Follow a model link for its complete primary, optional, specialty, and alternative filter list.

Model Filter Part number Role Source Marketplace
Honeywell HPA3100 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA3200 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA3300 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA5100 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA5150 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA5200 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA5250 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA5300 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices
Honeywell HPA5350 Filter S Pet Odor Reducing Specialty Filter HRF-SP1 Optional specialty add-on used with standard HEPA/pre-filters Honeywell Plugged In Filter S Pet Odor Filter Page Check prices

Buying checklist

What to check in a filter listing

Confirm that the listing names part HRF-SP1 and one of the compatible models: Honeywell HPA3100, Honeywell HPA3200, Honeywell HPA3300 and 6 more models. Similar-looking filters are not proof of fit.

Decide whether you want an OEM or aftermarket filter, then compare the included pieces, product photos, seller details, delivery estimate, and total price.

Care guidance

Replacement schedule

Honeywell recommends replacing specialty Filter S HRF-SP1 pet odor filters every 3 months.

Usage conditions can affect service life. Follow the cited manufacturer guidance for this part.

Optional calendar tool

Plan your next filter change

Choose a date to download a calendar reminder based on the cited replacement guidance.

Filter S Pet Odor Reducing Specialty Filter filter set HRF-SP1

The calendar reminder starts 3 months after this date and repeats on that schedule.

Your date is processed only in this browser. The .ics calendar file is generated locally on your device and is not uploaded to this site.

Compare compatible options

These filters share at least one officially cited model within the same brand, but may serve a different primary or optional role. Check each part page before buying.

Frequently asked questions

How often should I replace the Honeywell Filter S Pet Odor Reducing Specialty Filter (HRF-SP1)?

Honeywell recommends replacing specialty Filter S HRF-SP1 pet odor filters every 3 months.

Which Honeywell models use the Filter S Pet Odor Reducing Specialty Filter HRF-SP1?

According to the official Honeywell product page, Filter S Pet Odor Reducing Specialty Filter (HRF-SP1) fits Honeywell HPA3100, Honeywell HPA3200, Honeywell HPA3300 and 6 more models. Verify the model label on your unit before ordering.

Do aftermarket HRF-SP1 filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number HRF-SP1, review the listing details, and verify the model label on your unit before buying.

Manufacturer source

The official Honeywell Plugged In Compatible with field lists HRF-SP1 for HPA3100, HPA3200, HPA3300, HPA5100, HPA5150, HPA5200, HPA5250, HPA5300, and HPA5350 series air purifiers.

Honeywell Plugged In Filter S Pet Odor Filter Page

Source compatibility checked 2026-07-22. Recheck the listing and your purifier label before ordering.