A humidifier is a household appliance or device designed to increase the moisture level in the air within a room or an enclosed space. It achieves this by emitting water droplets or steam into the sur
Humidifier in an art museum in Augsburg, Germany
Ventilation determines most of the air changes per hour in a space without windows.
Ultrasonic Cool Mist Humidifier
An ultrasonic humidifier with a bottom filled tank that has a replaceable demineralization unit (see inside bottom)
A dehumidifier is an air conditioning device which reduces and maintains the level of humidity in the air. This is done usually for health or thermal comfort reasons or to eliminate musty odor and to
Humidifier
…A humidity below 50% can prevent water condensation on building materials. A dehumidifier can be used to balance the humidity. Industrial humidifiers are used when a specific humidity level must be maintained to prevent static electricity…
A typical "portable" dehumidifier can be moved about on built-in casters.
Partially disassembled portable dehumidifier (a Mitsubishi Electric Oasis), with condensate bucket and white-colored float sensor visible at center
A large industrial dehumidifier for offices and homes