Kenmore Replacement HEPA filter 83187 Genuine Kenmore 83187 (32-83187) replacement HEPA filter. Fits Kenmore Small Room HEPA Filter Air Purifier 83394. True HEPA filter captures up to 99.97% of particles as small as 0.3 microns in size including dust, pollen, smoke, mold and pet dander. Approximate Filter Dimensions: 9.75" x 9.25" x 1". Package contains one (1) HEPA filter. Filter includes velcro to attach a pre-filter (not included).