“Does this filter ozone in the room? Which model can filter both ozone and pollen for room size 250sf?”

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• Hello Celion, we would recommend the Blue Pure 311 Auto which is designed to filter up to 388 sqr ft. This would be better suited for your need in a room of 250sqr ft instead of the Blue Pure 411+, designed for a smaller space.

  Answered by Blueair Support Team 4 years ago

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