Sunbeam SF206PDQ-UM Humidifier Filter: * Contains antimicrobial product additive for built-in protection * Inhibits the growth of bacteria, mold and mildew * Features Arm & Hammer Baking Soda to naturally deodorize the air * For use with: Holmes HM1888, HM1889, HM2059, HM3000, HM3800, HM3850, HM4000, HM1855, HM1865, HM1850, HM1851, HM1845, HM1840, HM1895, HM2060W, Sunbeam SCM1866, SCM1896, SCM1896