AXPPF209 - Blueair Air Purifier Filter
The AXPPF209 is a Blueair air purifier replacement filter, rated True HEPA (H13) that fits 1 model in our data.
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True HEPA (H13)Carbon layer
Buy the filter for the AXPPF209
Blueair AXPPF209The exact AIRx Replacement Filter for Blueair 311i MAX Air Purifier.Shop AXPPF209 Cheaper filter that fitsAftermarket filters fit the same slot for less - check reviews for real-world fit and filtration performance before you buy.Shop compatible filters
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Specs
- Typical life
- ~6 months
Air purifiers that use the AXPPF209 (1)
Frequently asked
What is the AXPPF209?
The AXPPF209 is a Blueair air purifier replacement filter that fits 1 model in our data.
Is the AXPPF209 True HEPA?
Yes - it's rated True HEPA (H13), meaning it captures at least 99.97% of 0.3-micron particles.
How often should I replace the AXPPF209?
About every 6 months under typical use, or sooner if airflow drops.
Is a cheaper compatible filter as good as the OEM one?
A compatible filter that physically fits isn't automatically equivalent - check reviews for real-world fit and filtration performance, since air purifier filters generally aren't independently certified the way NSF-listed water filters are.