Silver nanoparticles in the EcoSilver® pre-filter prevent the growth of microorganism on the filter, including bacteria and viruses
Coconut carbon in the pre-filter neutralizes odors, smoke, pollutants and allergens
True HEPA filter removes up to 99.97% of airborne particles as small as 0.3 microns including smoke, dust, pollen, pet hair and dander, mold spores and dust mite debris
Photocatalyst filter attached to the backside of the HEPA filter eliminates toxic VOCs in the air caused by household cleaners and products
Recommended to replace HEPA filter every 6 months and pre-filter every 3 months for maximum efficiency, or more often depending on air quality & environmental factors
Package contains 2 replacement HEPA filter and 4 pre-filters
Dimensions: 9.05 x 5.31 x 1 inches (HEPA), 8.89 x 5.63 x 0.12 inches (Pre-Filter)