Fits Kenmore air cleaner model 83250 and 85250. * Aftermarket HEPA filter 83190 for Kenmore. * Measures approximately 11" x 14 1/2" x 1". * HEPA filter is 99.97% effective at removing particles as small as .3 microns from the air that passes through the filter. * For optimum performance replace filter every 12 months.