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Blueair air purifier

Blueair ComfortPure 3-in-1 T20i replacement filter

Blueair ComfortPure 3-in-1 T20i uses ComfortPure 3-in-1 T20i Replacement Filter (part 111852) as its primary replacement filter set.

Model number may also appear as Blueair ComfortPure 3/in/1 T20i, Blueair ComfortPure 3 in 1 T20i, Blueair ComfortPure 3in1 T20i.

Official Blueair fit · checked

All compatible Blueair ComfortPure 3-in-1 T20i filters

Every part number below is a primary replacement filter for this model.

Filter Part number Type Price
ComfortPure 3-in-1 T20i Replacement Filter 111852 Standard replacement filter Check price

Price links open sponsored eBay searches for the exact part number.

Before you order

How to buy the right Blueair ComfortPure 3-in-1 T20i filter

  • Confirm the label on your purifier reads ComfortPure 3-in-1 T20i.
  • Make sure the listing names part 111852, not just a similar-looking filter.
  • Check the pack size and pieces included. Genuine and third-party filters can differ.
  • Compare the total price with shipping, plus the seller's feedback and delivery estimate.

Care guidance

Replacement schedule

  • ComfortPure 3-in-1 T20i Replacement Filter 111852: Blueair recommends replacing the T20i PAC filter set every 6 months under continuous operation.

Usage and air quality can affect service life. Follow the cited manufacturer guidance for each part.

Frequently asked questions

What filter does the Blueair ComfortPure 3-in-1 T20i use?

The Blueair ComfortPure 3-in-1 T20i uses ComfortPure 3-in-1 T20i Replacement Filter (111852). Each part number on this page is backed by an official Blueair source.

How often should I replace the Blueair ComfortPure 3-in-1 T20i filter?

Blueair recommends replacing the T20i PAC filter set every 6 months under continuous operation.

Where can I check replacement filters for the Blueair ComfortPure 3-in-1 T20i?

This page links directly to the cited official Blueair product page and shows sponsored individual eBay listings when a fresh exact-part snapshot is available, with an exact-part eBay search fallback. This site does not sell filters; match the part number and review the current source or seller listing before buying.

Official compatibility record

Manufacturer evidence

Each compatibility and care statement below is reproduced from the cited official manufacturer record. Check the source again before ordering.

ComfortPure 3-in-1 T20i Replacement Filter 111852

Official Blueair documentation identifies ComfortPure 3-in-1 T20i Replacement Filter, SKU 111852, as compatible with ComfortPure 3-in-1 T20i.

Source checked
Replacement guidance
Blueair recommends replacing the T20i PAC filter set every 6 months under continuous operation.
Guidance checked

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