NanoProtect HEPA filter
- Captures 99.97% of particles
Filters 99.97% of 0.3-µm particles
The Philips NanoProtect HEPA Series 3 filter is made of high-quality material. It can capture up to 99.97% of particles as small as 0.3 microns - the size of most common airborne allergens, harmful particles, bacteria and viruses. The high-grade filter with a firm and stable structure ensures all the air flows through the filter and delivers high filtration efficiency.