Mitsubishi Electric is without exception the industry leader in split-ductless technology. Mitsubishi innovations have defined cutting-edge technology for over 28 years. Compare, and you'll see that no one surpasses the Mr. Slim brand's performance for quiet, easy-to-use and energy efficient operation. The bottom line is Mr. Slim systems deliver the ultimate in comfort control for your home. It's true today and will be comfortably evident for years to come. For decades split-ductless air-conditioning and heat pump systems have been the primary solution for cooling and heating around the world. Quiet and powerful Mr. Slim systems have three main components: and indoor unit, and outdoor unit and a remote controller. Installation is as simple as mounting the indoor and outdoor units,connecting the refrigreant lines and making a few electrical connections. An easy installation means you will be quickly enjoying the comfort Mr. Slim systems provide.