Austin Air FR400A Healthmate Standard Replacement Filter, Black

Large Particle Pre-filter. Removes particles easily seen by the naked eye (e.g. dust, hair and pet dander) Medium Particle Pre-filter. Removes small to medium size particles (e.g. molds, spores and pollen) Over 780 inches of Activated Carbon and Zeolite. Removes chemicals, gases and odors. 60 sq. ft. of True Medical Grade HEPA. Removes 99.97% of all particles larger than 0.3 microns and 95% of all particles larger than 0.1 microns.