It can capture up to 99.97% of particles even as small as 0.3 microns - the size of most common … item 1 Philips FY2422/20 NanoProtect HEPA Filter for Air Purifier Series 2000 1 - Philips FY2422/20 NanoProtect HEPA Filter for Air Purifier Series 2000 $55.81 +$35.39 shipping The Philips Air Purifier Series 2000 with True Hepa filter, and Intelligent Purification System, automatically monitors, reacts and purifies the air – then gives real-time air quality feedback via the … From the air that passes through the filter… Philips Air Purifier - Series 2000 AC2959/63. Overall Rating / 5. ... 99.97% of pollen/dust filtered from the air that passes though the filter. Filters 99.97% 0.3µm particles. Smart filter status indicator. It is compatible with the Philips Air Purifier Series 2000 and 2000i. The Philips NanoProtect annual filter set includes one True HEPA filter and 2 Active Carbon filters. 2000 Series Nano Protect Filter Breathe the difference The NanoProtect S3 filter captures 99.97% 0.3µm particles, including common allergens, dust, pollution, bacteria & some virus. Reviews Reviews-{discount-value} ... the NanoProtect HEPA filter captures ultra-fine particles as small as 0.003 microns. 24 months lifetime … Philips NanoProtect HEPA Series 2 filter is made of high quality material.