NanoProtect filter HEPA Series 3
- As long as 24 months lifetime
- Captures 99.97% of particles
- Philips Air Purifier traps 99.97% of particles as small as 0.3 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
- Tested with Staphylococcus albus and Influenza A (H1N1).
As long as 24 months lifetime
Philips NanoProtect HEPA Series 3 filter has 111 optimized pleats. This covers an unfolded area of about 1.6m2 to ensure a long lifetime up to 24 months.
Captures 99.97% of particles
Philips NanoProtect HEPA Series 3 filter is made of high quality material. It can capture up to 99.97%* of particles even as small as 0.3 microns - the size of most common airborne allergens, harmful particles, bacteria* and viruses*. The high grade filter with firm and stable structure ensures all the air flows through the filter and delivers high filtration efficiency.