NanoProtect filter Series 2
- As long as 12 months lifetime
- Captures 99.5% of particles
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- Tested with Staphylococcus albus and Influenza A (H1N1).
- Philips Air Purifier traps 99.5% of particles as small as 0.003 microns that pass through the filter. Tested on the filter media for 1 pass efficiency at 5.33cm/s airflow in 2015 by a third party lab.
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