This architectural drawing is AutoCAD 2D design of split system of the air conditioner, CAD file, dwg file. An inside unit and an outdoor unit make up a split system air conditioner. The outdoor unit cools while pumping cold air into the indoor unit, which absorbs heat. Insulated tubes that pass through a small hole in the wall link the two units together. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.