RFF05502=RKE=2 Fits Sears Kenmore models 83234 and 83353. HEPA high efficiency filtration captures 99.97% of airborne irritants as small as .3 microns from air Measures approximately 11 x 15 7/8 x 2. Helps effectively filter airborne irritants such as smoke&#44; pollen&#44; dust&#44; mold spores&#44; For maximum filtration performance&#44; replace filter every 12 months.