How To Run Electrical Wire Behind Walls

Anchor a 4 x 4 x 1 1 2 in.

How to run electrical wire behind walls. Always turn off the breakers in your electrical box before you begin to reduce the chance of an electrical shock should you accidently cut or drill into existing wiring. Running electrical wire through the walls and hooking the wire to end point devices is an easy and safe task for a skilled do it yourselfer. Or thinner walls by running it through 1 2 in. Running wires through interior.

Select proper wire or cable. Run electrical cable through walls and across ceilings without tearing them apart. For more in depth informatino about running fis. When extending a circuit for example the electrician may run the cable vertically from an existing outlet box up to the attic or down into the basement across joists to a spot directly above or below the new box location then into that wall cavity to the new electrical box opening.

Protect the cable in 1 1 2 in. These instructions assume that there is a closed wall between the service panel and the device that will be wired up. Make sure you use ul rated in wall wiring that meets local building and fire codes including cm cmr or cmp for computer networking and cl2 or cl3 for speakers. It saves time and expense if you can manage to get the wires in.

Turn off the power. Metal junction box and attach a length of conduit to it with a conduit connector you ll need two conduits for two cables. Learn how with this video. Adding a new electrical fixture presents the problem of running cables behind existing walls.

How to install wiring behind drywall.