What is a Flat Casing?
Definition of Flat Casing in Construction Any product that is used as a trim piece, which is flat on all sides and has 90 decree corners. A piece of flat stock or casing is a simple piece of wood, aluminum or steel without any type of miters, special routed surfaces, etc. A flat casing is the basic trim shape that is used to cover the interface of an installed component and the surrounding area. Other type casings such as a colonial or sanitary casing have a different profile that identifies greater detail and complexity. The three common casings are the flat casing, the colonial and the sanitary casings. Most of the other profiles encompass custom shaped materials that need to be specifically produced for a specific project .