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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 (part F311PASB109169) fits Blueair Blue Pure 311 Auto, according to the official Blueair product page.

Official Blueair fit · checked

Blueair models that use Blue Pure 311 Auto Series SmokeBlock Filter F311PASB109169

This filter is listed for one model. Open a model to see its complete list of primary, optional, and specialty filters.

Before you order

What to check in a F311PASB109169 listing

  • The listing names part F311PASB109169. Similar-looking filters are not proof of fit.
  • Your purifier is one of the compatible models: Blueair Blue Pure 311 Auto.
  • The pack size and pieces included match what you need. Genuine and third-party filters can differ.
  • The total price with shipping, seller feedback, and delivery estimate work for you.

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 share at least one compatible model but may do a different job, such as a carbon pre-filter or a specialty version. 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.

Official compatibility record

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 2026-08-29. Recheck the listing and your purifier label before ordering.