Electrostatically-charged dust collection grid traps particles & pollutants like a magnet. Simply wipe clean when dirty.

Washable Dust Collector Plates. The electrostatically-charged dust collector grid traps particles and pollutants like a magnet. This is similar to Friedrich C-90A, which is Consumer Reports' top-rated air purifier. Unlike the C-90A, the Intelli-Pro has multiple other leading technologies.