Replacement Air Purifier Filter Designed to fit Sears Kenmore Model 83244 and 85245 Compare to part # 83159, Measures 9 1/8' x 9 7/8' x 1 3/16'. HEPA traps 99.97% of household airborne particles. Absolutely essential for allergy sufferers. Replace at least every 6 months with normal use. By LifeSupplyUSA