311i Replacement filter Compatible with Blue Pure 311i Max Air Purifier , True 2-in-1, 2Pack, by .
$15.83
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311i Replacement filter Compatible with Blue Pure 311i Max Air Purifier , True 2-in-1, 2Pack, by .
$15.83
2-Stage Filtration High-efficiency Activated carbon Air Clean Dust. Replacement High-efficiency Filter. True Hepa The filtration efficiency reached 99.7% pellet. Please replace regularly to keep your machine fresh， Recommended to change filter once every 6 months, Also the filter's usage time will depend on the environment air quality around you. Energy saving air filters save energy due to a low-density design and requiring less pressure to push air through the filter