what are the best humidifiers?
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White dust are minerals that come from unfiltered water when it goes through a humidifier. This dust is being spread around with the humidified air. To prevent white dust from occurring, the water goes through wicking filters which separate the water and its minerals. See More
This unit uses filters which are required to be continuously replaced to work efficiently. Six to eight weeks is a regular filter lifespan, as indicated by the manufacturer. It costs around $13 for a set of replacement filters which is the cost of maintenance. See More
The humidifier turns itself off when the water in the tank has ran out because of its automatic shut-off feature. This is very useful because if a warm mist humidifier keeps running with no water to heat, it can lead to some safety problems. See More