Air conditioning consisting of two parts: the outdoor unit and the indoor unit. We now consider the indoor unit of the installation of an air conditioner. Inside it contains: the evaporator, filters, thermostats, fan. There are several types such as the console (more complete than those normally marketed; easy to install and with great aesthetics) or column (units that rest on the floor, are narrow and stylish; they sit quite well in the corners and with a medium-high power). Others are the wall, ceiling, cassette or duct. Of all these, you can read what they are in their corresponding section below.