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Alternative SmokeBlock replacement filter

Blueair Blue Pure 311 Auto Series SmokeBlock Filter – F311PASB109169 replacement filter

Blue Pure 311 Auto Series SmokeBlock Filter (F311PASB109169) fits Blueair Blue Pure 311 Auto according to the cited Blueair source.

Official manufacturer Blue Pure 311 Auto Series SmokeBlock Filter F311PASB109169 Check official Blueair availability Non-affiliate link to the cited official product page.
Marketplace search Check eBay prices for F311PASB109169 Sponsored eBay links. We may earn a commission from qualifying purchases.

Quick fit check

Blue Pure 311 Auto Series SmokeBlock Filter fit and replacement facts

Part numberF311PASB109169
Compatible models1
Filter roleAlternative SmokeBlock replacement filter

Blueair's product page lists replacement-filter delivery every 6 months.

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 311 Auto Blue Pure 311 Auto Series SmokeBlock Filter F311PASB109169 Alternative SmokeBlock replacement filter Blueair Official Blue Pure 311 Auto Series SmokeBlock Filter Check prices

Buying checklist

What to check in a filter listing

Confirm that the listing names part F311PASB109169 and one of the compatible models: Blueair Blue Pure 311 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's product page lists replacement-filter delivery every 6 months.

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 311 Auto Series SmokeBlock Filter (F311PASB109169)?

Blueair's product page lists replacement-filter delivery every 6 months.

Which Blueair models use the Blue Pure 311 Auto Series SmokeBlock Filter F311PASB109169?

According to the official Blueair product page, Blue Pure 311 Auto Series SmokeBlock Filter (F311PASB109169) fits Blueair Blue Pure 311 Auto. Verify the model label on your unit before ordering.

Do aftermarket F311PASB109169 filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number F311PASB109169, review the listing details, and verify the model label on your unit before buying.

Manufacturer source

Official Blueair product data identifies Blue Pure 311 Auto Series SmokeBlock Filter, SKU F311PASB109169, as compatible only with Blue Pure 311 Auto.

Blueair Official Blue Pure 311 Auto Series SmokeBlock Filter

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