Dehumidifier vs. Humidifier — What's the Difference?

A dehumidifier is an electrical appliance which reduces and maintains the level of humidity in the air, usually for health or comfort reasons, or to eliminate musty odor and to prevent the growth of mildew by extracting water from the air. It can be used for household, commercial, or industrial applications.

A humidifier is a device, primarily an electrical appliance, that increases humidity (moisture) in a single room or an entire building. In the home, point-of-use humidifiers are commonly used to humidify a single room, while whole-house or furnace humidifiers, which connect to a home's HVAC system, provide humidity to the entire house.

To remove atmospheric moisture from.

A device for increasing the humidity in a room, greenhouse, or other enclosure.

A device for removing the moisture content from air

A device that is used to increase the humidity of the air.

A device that increases the moisture content of the air; - used to avoid excessive dryness in buildings, which can cause irritation to the throat. Compare dehumidifier.