Split systems heating and cooling is a type of air conditioning system that uses two separate units to provide both heating and cooling to a space. The two units are connected by a network of ducts and pipes, allowing them to share air and refrigerant. The indoor unit, which is usually installed in the ceiling or wall, contains the evaporator coil and fan, while the outdoor unit contains the condenser coil and compressor. The two units work together to regulate the temperature of the space, providing both heating and cooling as needed. Split systems are energy efficient and cost effective, making them a popular choice for both residential and commercial applications. They are also easy to install and maintain, making them a great choice for DIYers. Split systems are also highly customizable, allowing users to choose the size and type of unit that best fits their needs.