The Hunter 31954 is a demineralization cartridge for use in the following applications:
The Hunter 31954 Ultrasonic Demineralization Cartridge simply drops into your Hunter Ultrasonic Humidifier and helps remove minerals that cause white dust. This ultrasonic humidifier demineralization cartridge filters impurities in the water of your humidifier while it operates and increases the unit's service life. This Hunter filter cartridge is an OEM replacement part and is easy to install.
Hunter 31954 Ultrasonic Demineralization Cartridge specifications: