Filter for Avari Replacement 500/525

BETTER THAN HEPA AIR PURITY: Patented ESF filter captures particles smaller than .1 micronsEASY MAINTENANCE: Vacuum the filter once a month and replace it every 12-18 months. No tools needed.CAPTURES: Pollen, VOCs, Viruses, Pet Dander, Mold Spores, Dust Mites, Bacteria, Fine Dust, Odors