This Insignia Replacement Filter for NS-APLWH2 Insignia 497 Sq. Ft. Air Purifier captures 99.97% of particles for 4 to 6 months. With a HEPA and activated carbon dual layer, it removes dust, pollen, irritants and smoke, improving air quality and visibility. Designed for the Insignia 497 Sq. Ft. HEPA Air Purifier (NS-APLWH2).

Clear your home of airborne contaminants with advanced 3-stage filtration, featuring HEPASmart Technology that filters 99.99% of bacteria and mold, as well as 99.9% of viruses. With 10x more carbon than competing brands and the exclusive Levoit ARC Formula, the days of unwanted household odors are behind you. To do its best work, Levoit recommends replacing the filter every 6-8 months - the filter may need to be replaced sooner or later depending on the air quality in your area. Compatible with 400S series.