It does not require major installation work because it does not require ductwork. Rather, the indoor and outdoor units are connected with a set of electrical wires and tubing. This is good for your wallet and the environment.

A split air conditioner consists of two main parts: the outdoor unit and the indoor unit. The outdoor unit is installed on or near the wall outside of the room or space that you wish to cool. The unit houses the compressor, condenser coil and the expansion coil or capillary tubing. The sleek-looking indoor unit contains the cooling coil, a long blower and an air filter.