This may require the use of a humidifier or dehumidifier depending on the institution. A specialized air conditioner that is used only for dehumidifying is called a dehumidifier. A humidistat is a humidity-triggered switch, often used to control a dehumidifier. A dehumidifier is an air-conditioner-like device that controls the humidity of a room or building. Humidity in some sealed crawl spaces is controlled using a dehumidifier. PSI pump capacity, air dehumidifier, carbon filter tanks, and control electronics. It is not re-heated by passing over the condenser, as in a refrigeration dehumidifier. A dehumidifier may also be appropriate for removing airborne moisture. A dehumidifier to avoid moisture in your gun safe is recommended. Unlike a dehumidifier, an AWG is designed to render the water potable. Every gun safe requires a dehumidifier to prevent rust. Holds are typically equipped with dehumidifier for sensitive cargo. The league is currently sponsored by dehumidifier manufacturer Ebac. Falak ol-Aflak Castle appears to have been built with a dehumidifier system. In 1980, Ebac developed the UK's first mass-produced domestic dehumidifier.