Metal junction box and attach a length of conduit to it with a conduit connector you ll need two conduits for two cables.
How to run electrical wire behind walls.
How to install wiring behind drywall.
Run electrical cable through walls and across ceilings without tearing them apart.
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.
Learn how with this video.
Turn off the power.
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.
Adding a new electrical fixture presents the problem of running cables behind existing walls.
These instructions assume that there is a closed wall between the service panel and the device that will be wired up.
Electrical wiring in the home is usually located in ceilings and attics under floors and through interior walls.
Protect the cable in 1 1 2 in.
For more in depth informatino about running fis.
Anchor a 4 x 4 x 1 1 2 in.
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.
Or thinner walls by running it through 1 2 in.
Running wires through interior.
How to run wire through the studs behind a wall.
How to run electrical wire.