Philips Support

What does the PM2.5 indicator in my Philips Air Purifier mean?

PM2.5 is a scale for measuring real time air quality. Its values vary from 0 to 500.

The PM2.5 indication is connected to your Philips Air Purifier’s air quality light ring/bar to inform you in real time about the quality of the ambient air.

The different colors indicate the following:

* Blue: good

* Blue-Violet: fair

* Red-Purple: unhealthy

* Red: very unhealthy

The information on this page applies to the following models: AC0820/30, AC1215/30, AC2887/30.

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