Casing and capping wiring is considered to be one of the most simplest and conventional forms of electric wiring systems. As of today’s requirements, casing and capping electric wiring system is widely used throughout the globe in offices and homes. As the name suggests, the PVC insulated wires are placed in the plastic casing and covered with a cap. Casing is a rectangular strip or cross section where the cables run through it possessing grooves and is usually white or grey in colour.