This architectural drawing is a PH1 floor plan of the lighting system in AutoCAD 2D drawing, dwg file, and CAD file. Lighting is the intentional use of light to accomplish practical or aesthetically pleasing results. Lighting encompasses both artificial light sources such as lights and light fixtures, as well as natural illumination obtained by catching daylight. For more information and details download the drawing file. Thank you for visiting our website cadbull.com.