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Blueair Blue Signature Small replacement filter

Blueair Blue Signature Small uses Blue Signature Small Replacement Filter (part 115001) as its primary replacement filter set.

Quick fit check

Match the exact filter before buying

The official manufacturer source identifies these primary parts for the Blueair Blue Signature Small.

Standard replacement filter Blue Signature Small Replacement Filter 115001
View part details Official Blueair source

Marketplace search

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A current exact-part listing snapshot is not available. Use the part-number searches below and verify the listing before ordering.

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All compatible part numbers

Primary, optional, specialty, and alternative filters are listed separately so you can match the role as well as the part number.

Filter Part number Role Source
Blue Signature Small Replacement Filter 115001 Standard replacement filter Blueair Official Blue Signature Small Replacement Filter

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.

Blue Signature Small Replacement Filter 115001

Official Blueair documentation identifies Blue Signature Small Replacement Filter, SKU 115001, as compatible with Blue Signature Small air purifier.

Source checked
Replacement guidance
Blueair recommends replacing the Blue Signature Small filter every 6 months under standard operation.
Guidance checked

Buying checklist

How to choose the right replacement

Match the Blueair Blue Signature Small model label and the exact part number above. Marketplace listings can be OEM or aftermarket, and a similar-looking filter may have different dimensions.

Compare the listing title, product photos, included filter pieces, seller details, delivery estimate, and total price before you order.

Care guidance

Replacement schedule

  • Blue Signature Small Replacement Filter 115001: Blueair recommends replacing the Blue Signature Small filter every 6 months under standard operation.

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

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Frequently asked questions

What filter does the Blueair Blue Signature Small use?

The Blueair Blue Signature Small uses Blue Signature Small Replacement Filter (115001). Each part number on this page is backed by an official Blueair source.

How often should I replace the Blueair Blue Signature Small filter?

Blueair recommends replacing the Blue Signature Small filter every 6 months under standard operation.

Where can I check replacement filters for the Blueair Blue Signature Small?

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.