- GREAT VALUE: Includes 1 humidifier Filter. Each filter is made with high quality components for better longevity life expectancy of up to 3 months. Approx. Dimensions: 9.5″ x 6.8″ x 2.9″|COMPATIBILITY: Filter C compatible with HC-888 / HC-888N Series with Honeywell Models: HCM-890 HCM-890B HCM-890C HCM-890-20 HCM-890-MTG HEV-320B HEV-320W and also compatible with Duracraft Models: DCM-200 DH-888 DH-890 DH-890C DCM-891B DCM-891S.|GREAT AIR QUALITY: Filters minerals and pollutants from water before they are fed into the air and helps control dust/dirt buildup inside humidifier.|USED BY PROFESSIONALS: LifeSupplyUSA Humidifiers Filters are made to be durable efficient for months. SAVE MONEY by ensuring the maximum airflow supply volume protecting your device.|SIMPLE TO INSTALL: Installation is easy; no tools required. Simply remove and replace from your humidifier unit when needed. For optimum performance replace every 2 to 3 months