“How do you know if it is working? I see no improvement in air quality, no dust on blades when cleaning.”

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• I notice that it's working because I use it in my bedroom and with it running I don't feel congested when I wake up but without it I do and it gets dusting but not that often

  Answered by joyedtoo 5 years ago

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• The blue light on top tells you it's on. I have to while the blades down once a week. We noticed a difference by the next day. My husband allergies were not as noticeable.

  Answered by 7654321 5 years ago

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