Honeywell QuietCare? HCM-6009 9 Gallon Console Humidifier with Air Washing Technology provides natural relief from dry indoor air. The Protec? Pure Moisture System provides a 3 step process for fresher moisture. The Airwashing filter helps capture dirt, dust, and pollen, the Protec Cleaning Cartridge helps reduce mineral build-up and the Protec Extended Life Filter helps prevent the growth of mold and odor causing bacteria on your filter. There is an Automatic shut-off and there are also 3 moisture output settings, and an adjustable humidity control that can be set to your comfort level. This unit is Easy to clean, carry and fill, runs up to 24 hours on one filling, and is up to 30% quieter. Designed for rooms up to 2300 sq. ft. Replacement filter: HC-14