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Alternative AllergenBlock replacement filter

Blueair Blue Pure 211+ Series AllergenBlock Filter – 110673 replacement filter

Blue Pure 211+ Series AllergenBlock Filter (110673) fits Blueair Blue Pure 211 Plus and Blueair Blue Pure 211 Plus Auto according to the cited Blueair source.

Official manufacturer Blue Pure 211+ Series AllergenBlock Filter 110673 Check official Blueair availability Non-affiliate link to the cited official product page.
Marketplace search Check eBay prices for 110673 Sponsored eBay links. We may earn a commission from qualifying purchases.

Quick fit check

Blue Pure 211+ Series AllergenBlock Filter fit and replacement facts

Part number110673
Compatible models2
Filter roleAlternative AllergenBlock replacement filter

Blueair states that the replacement indicator appears after about 6 months of operation.

Compatible Blueair models

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

Model Filter Part number Role Source Marketplace
Blueair Blue Pure 211 Plus Blue Pure 211+ Series AllergenBlock Filter 110673 Alternative AllergenBlock replacement filter Blueair Official Blue Pure 211+ Series AllergenBlock Filter Check prices
Blueair Blue Pure 211 Plus Auto Blue Pure 211+ Series AllergenBlock Filter 110673 Alternative AllergenBlock replacement filter Blueair Official Blue Pure 211+ Series AllergenBlock Filter Check prices

Buying checklist

What to check in a filter listing

Confirm that the listing names part 110673 and one of the compatible models: Blueair Blue Pure 211 Plus and Blueair Blue Pure 211 Plus Auto. 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

Blueair states that the replacement indicator appears after about 6 months of operation.

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

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 Blueair Blue Pure 211+ Series AllergenBlock Filter (110673)?

Blueair states that the replacement indicator appears after about 6 months of operation.

Which Blueair models use the Blue Pure 211+ Series AllergenBlock Filter 110673?

According to the official Blueair product page, Blue Pure 211+ Series AllergenBlock Filter (110673) fits Blueair Blue Pure 211 Plus and Blueair Blue Pure 211 Plus Auto. Verify the model label on your unit before ordering.

Do aftermarket 110673 filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number 110673, review the listing details, and verify the model label on your unit before buying.

Manufacturer source

Official Blueair product data identifies Blue Pure 211+ Series AllergenBlock Filter, SKU 110673, and explicitly lists compatibility with Blue Pure 211+ and Blue Pure 211+ Auto.

Blueair Official Blue Pure 211+ Series AllergenBlock Filter

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