Air Filter LookupAir purifier filter finder

Blueair model lookup

Blueair 2-in-1 Purify + Humidify DH3i replacement filter

Blueair 2-in-1 Purify + Humidify DH3i uses 2-in-1 Purify + Humidify DH3i Replacement Air Filter (part 112084) as its primary replacement filter set.

People also search for this model as: Blueair 2/in/1 Purify + Humidify DH3i, Blueair 2 in 1 Purify + Humidify DH3i, Blueair 2in1 Purify + Humidify DH3i.

Quick fit check

Match the exact filter before buying

The official manufacturer source identifies these primary parts for the Blueair 2-in-1 Purify + Humidify DH3i.

Standard replacement filter 2-in-1 Purify + Humidify DH3i Replacement Air Filter 112084
View part details Official Blueair source

Marketplace search

Search eBay by exact part number

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

See all eBay results for 112084

Sponsored eBay links. We may earn a commission from qualifying purchases.

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
2-in-1 Purify + Humidify DH3i Replacement Air Filter 112084 Standard replacement filter Blueair Official 2-in-1 Purify + Humidify DH3i Replacement Air 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.

2-in-1 Purify + Humidify DH3i Replacement Air Filter 112084

Official Blueair documentation identifies 2-in-1 Purify + Humidify DH3i Replacement Air Filter, SKU 112084, as compatible with 2-in-1 Purify + Humidify DH3i.

Source checked
Replacement guidance
Blueair recommends replacing the DH3i air purifier filter every 6 months under standard operation.
Guidance checked

Buying checklist

How to choose the right replacement

Match the Blueair 2-in-1 Purify + Humidify DH3i 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

  • 2-in-1 Purify + Humidify DH3i Replacement Air Filter 112084: Blueair recommends replacing the DH3i air purifier filter every 6 months under standard operation.

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

Keep browsing

Frequently asked questions

What filter does the Blueair 2-in-1 Purify + Humidify DH3i use?

The Blueair 2-in-1 Purify + Humidify DH3i uses 2-in-1 Purify + Humidify DH3i Replacement Air Filter (112084). Each part number on this page is backed by an official Blueair source.

How often should I replace the Blueair 2-in-1 Purify + Humidify DH3i filter?

Blueair recommends replacing the DH3i air purifier filter every 6 months under standard operation.

Where can I check replacement filters for the Blueair 2-in-1 Purify + Humidify DH3i?

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.