Pure Guardian FLTDC Humidifier Demineralization Filter, Cartridge #1, 1,000 Hrs. Run Time, Prevents Release of Minerals Into Air, Fights White Dust, Easy Application to PureGuardian Humidifier

PureGuardian FLTDC humidifier Demineralization Filter, Cartridge #1, is easy to use. It helps to prevent the release of minerals (white dust) into the air. It simply screws into the humidifier tank and will last approximately 1,000 hours. This all depends on the condition of the water you are using in the humidifier as well as run speed. It is still recommended to clean your humidifier often, based on the Manufacturer's Instructions. It is recommended to use with the PureGuardian Models H1510, H1610, H4610, H4750, H4810, H5450 and H8000B