New Adding A Light To An Existing Switch Pics. If a room lacks light, adding additional lighting is not out of the question, as long as you have a way to appropriately route the electricity. Since the existing light is already connected to the switch and you are not adding a light switch, most of the wiring you need will be present in the wall or ceiling.
Since the existing light is already connected to the switch and you are not adding a light switch, most of the wiring you need will be present in the wall or ceiling.
A switch loop with an available neutral wire is used to control the light which complies with nec 2011 requirements. Adding a new light and switch decide on the location of the new light and drill a hole through the ceiling at the position where you want the light. If the existing cable is installed in conduit or a hollow wall, it should be easy to pull a new cable in without damaging the wall. Connecting another light to an existing light and switch is an easy electrical wiring job.