Photo 1 of 211i Max Replacement Filter Compatible with Blue Pure 211i Max Air Purifier. Blue Pure F2MAX, 3-in-1 H13 Ture HEPA and High-Efficiency Activated Carbon Filters

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Photo 1 of 211i Max Replacement Filter Compatible with Blue Pure 211i Max Air Purifier. Blue Pure F2MAX, 3-in-1 H13 Ture HEPA and High-Efficiency Activated Carbon Filters Photo 2 of 211i Max Replacement Filter Compatible with Blue Pure 211i Max Air Purifier. Blue Pure F2MAX, 3-in-1 H13 Ture HEPA and High-Efficiency Activated Carbon Filters