Photo 1 of 211+ Replacement Filter for Blueair Blue Pure 211+ Air Purifier?Foldable Particle and Activated Carbon Filter

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Photo 1 of 211+ Replacement Filter for Blueair Blue Pure 211+ Air Purifier?Foldable Particle and Activated Carbon FilterPhoto 2 of 211+ Replacement Filter for Blueair Blue Pure 211+ Air Purifier?Foldable Particle and Activated Carbon FilterPhoto 3 of 211+ Replacement Filter for Blueair Blue Pure 211+ Air Purifier?Foldable Particle and Activated Carbon FilterPhoto 4 of 211+ Replacement Filter for Blueair Blue Pure 211+ Air Purifier?Foldable Particle and Activated Carbon Filter