Split System Air Conditioners - Version 1.0 Everyone would like cool air inside their homes during the hot days of summer. If you don't have duct work, don't want to install ductwork or put holes in your walls for venting, consider using split system air conditioners.If your residence does not have duct work already installed and you do not want to go through the hassle of installing duct work, then what is known as split system air conditioners may be your answer. These systems are easy to install and require a minimum amount of space. There is a compressor outside the building that is used when the split air system is in use inside.One of the most attractive features of split system air conditioners is that you do not have to put an opening in your wall to install and start using the unit. While wall mounted units are available, there are some units that are free standing. These units