Unplug the humidifier first, then remove the filter. ... Remove the tank from the
humidifier and pour out the old water.
5 Mistakes People Make When Using A Humidifier
Oct 9, 2014 ... Commonly used during flu season, humidifiers are easy to use incorrectly. ... or
purified water, or using a water demineralization filter or cartridge. ... Always
empty water and clean the tank when not in use or even when ...