Central air conditioners in Sata are popular and are used by a wide range of clients. These systems provide whole-house or large-commercial-space cooling, and usually offer moderate multi-zone temperature control capability. Central Air Conditioners are mostly preferred over individual units by several corporates in the UK. They spread cool air throughout the site by using a system that utilises supply ducts and return ducts for the circulation. These conditioners dehumidify the incoming air at the sites, improving the indoor air quality. However, if a particular location is extremely hot, the clients may choose to add dehumidifiers. Including new dehumidifiers improves the cooling and makes the central air conditioners more effective.