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.
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