Honeywell HC-15 Replacement Filter for Holmes Cool Moisture Humidifier Fits models: HM1855, HM2060W, HM2090, HM3000, HM4000 Removes minerals and pollutants from water ProTec Antimicrobial helps prevent growth of mold, fungus, algae &amp; other bacteria on filter Reinforced for maximum efficiency and longer filter life Exclusive Dry Lift Handle helps to keep hands dry and clean