Have someone at the other end reach through the hole in the drywall grab the fish tape and pull it through with about a foot sticking out of the hole.
How to fish wire through walls horizontal.
If you want to fish electric wire through a wall the goal is to hit the space between the studs and avoid any potential conflicts with obstacles within the stud cavity.
Now you should be ready to fish the wire.
Commercial electrical rough in is usually fed vertically down the walls from the ceiling plenum.
All they did was drill a hole in the top plate took a screw driver to move the insulation to one side or the other and dropped the plumb bob which would only go a foot or two with the insulation.
Glow rods can also be used to hook wires to pull them out as a wire snake tool.
Cut through drywall for horizontal fishing.
Make sure that someone holds the opposite end of the cable securely while you fish it to the next location to avoid pulling the cable into the wall where you can t reach it.
We had several walls with insulation and it was super easy to fish the wires through.
Horizontal electrical feeds are much more common in residential work.
Strip the end of the sheathing attach the wires to the fish tape and tape them in place.
If there is no way to avoid fishing your wire horizontally you will likely need to cut through the drywall.
In most cases you will also need to drill through a wall stud as described below.
From the basement or attic push the wire fish tape through the hole you have drilled.
Then pull the cable through the wall plate and out the next wall box opening.
This is usually a 2 person task.
Learn how with this video.
I ll be showing tricks to cut lots of time off fishing wires in walls.
Run electrical cable through walls and across ceilings without tearing them apart.
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For more in depth informatino about running fis.
Fishing the wires through walls.