The best time to run a v cables through the walls is before the drywall has been hung.
How to run cable through stud walls.
Learn how with this video.
Have a helper reach into the cavity through the box hole grab the end of the cable and pull it out about 1 foot into the room.
If the wire will run from one room to the next it is sometimes easier to run the wire through the wall left to right straight up along the last stud in a corner over through the ceiling and.
Starting from the basement or attic feed the end of non metallic nm electrical cable through the wall plate hole and into the stud bay.
Here s a general procedure to follow.
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.
If there is no open path for the wire you may need to drill through wall studs or ceiling joists.
For more in depth informatino about running fis.
In bearing walls you can bore 60 percent size holes as long as you double up the studs and don t drill through more than.
These instructions assume that there is a closed wall between the service panel and the device that will be wired up.
The edge of a hole must be at least 5 8 in.
Follow these guidelines to avoid causing structural damage.
From the edge of a stud.
Notches in non bearing walls can t exceed 40 percent of their width.
When adding or replacing wiring in finished walls most electricians will attempt to make the horizontal portion of the cable run in the unfinished attic or basement crawlspace areas looping the cable down or up through the wall cavity across the floor or ceiling joists then vertically through another stud cavity to the next wall box opening.
How to run electrical wire.
Run electrical cable through walls and across ceilings without tearing them apart.