There are several parts to the design when reading or viewing a House elevation diagram. The following are the main details of the elevation design: The scale of the drawing indicates how it compares to the actual size of the house. For example, each 1/4" on paper could equal 1'0 in the existing home or wall height. Based on the House elevation diagram, the architect and construction team determine the correct home size. The windows and doors are designed to match the style of the house, complete with decorations and other window treatments.