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Primary replacement filter set

Honeywell Filter U Dual Action HEPA-Type Replacement Filter HRF201B replacement filter

Filter U Dual Action HEPA-Type Replacement Filter (part HRF201B) fits Honeywell HHT270 and Honeywell HHT290, according to the official Honeywell product page.

Official Honeywell fit · checked

Honeywell models that use Filter U Dual Action HEPA-Type Replacement Filter HRF201B

This filter is listed for 2 models. Open a model to see its complete list of primary, optional, and specialty filters.

Official package contents

What's in the box

From the linked official Honeywell product page. Marketplace packs can differ, so compare before you buy.

Filter U Dual Action HEPA-Type Replacement Filter HRF201B

Before you order

What to check in a HRF201B listing

  • The listing names part HRF201B. Similar-looking filters are not proof of fit.
  • Your purifier is one of the compatible models: Honeywell HHT270 and Honeywell HHT290.
  • The pack size and pieces included match what you need. Genuine and third-party filters can differ.
  • The total price with shipping, seller feedback, and delivery estimate work for you.

Care guidance

Replacement schedule

Honeywell recommends replacing Dual Action HEPA-Type Filter U elements every 6 months.

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

Free calendar reminder

Never forget a filter change

Enter the date you installed the filter and we'll make a repeating calendar reminder based on the official replacement schedule.

Filter U Dual Action HEPA-Type Replacement Filter filter set HRF201B

The calendar reminder starts 6 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.

Frequently asked questions

How often should I replace the Honeywell Filter U Dual Action HEPA-Type Replacement Filter (HRF201B)?

Honeywell recommends replacing Dual Action HEPA-Type Filter U elements every 6 months.

Which Honeywell models use the Filter U Dual Action HEPA-Type Replacement Filter HRF201B?

According to the official Honeywell product page, Filter U Dual Action HEPA-Type Replacement Filter (HRF201B) fits Honeywell HHT270 and Honeywell HHT290. Verify the model label on your unit before ordering.

Do aftermarket HRF201B filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number HRF201B, review the listing details, and verify the model label on your unit before buying.

Official compatibility record

Manufacturer source

The official Honeywell Plugged In Compatible with field lists HRF201B for the HHT270 and HHT290 series.

Honeywell Plugged In Filter U Page

Source compatibility checked 2026-08-29. Recheck the listing and your purifier label before ordering.