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It should be noisier on the two higher fan speed levels. You can visually see which level the fan is set to by observing the number of white bands illuminating the circumference of the round name-plate on the front of the machine.
Sorry, there was a problem. Please try again later.My BlueAir unit had 3 levels. The higher the level, the more your can hear it. Even though the sound the BlueAir emits increases with the level it’s still not that bad.
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