Among these implements that we have already mentioned, we also have junction boxes present in the home, which are a tool that is present in all homes. Regarding their design, the junction boxes have a removable cover to facilitate their opening, since, in general, these are located at the top of the walls or near the ceiling for safety reasons, since with this it is sought make it difficult for the smallest of the house to access them, although they are also placed there so that contact with water is more than unlikely. The function of the junction boxes is to gather inside all the connections of a house. In this way, these boxes are responsible for keeping the cable assemblies that feed the different points of light and electrical appliances that work in the home protected.