Keep the fish tape against the inner edge of the drywall and out of the insulation as you feed it toward the upper hole.
How to fish wire through walls with insulation.
The real key is knowing what insulation you have in your walls and if you need to hire a professional finding an electrician who is experienced working with that material.
From the attic or basement pull steadily on the fish tape while a helper feeds the cable into the wall opening.
Be gentle as you fish the cable through the hole since it is important not to tear the sheathing on the.
5 attach the wiring in the 3 by 5 inch hole to the end of the fish tape.
This makes fishing the cable up down much easier.
3 cable fishing techniques.
For more in depth informatino about running fis.
If the insulation was stapled to the outside of the studs then there is usually a nice open space in the center of the wall cavity.
There are a few ways to do it.
While handling fiberglass insulation wear gloves eye protection and a mask that covers your mouth and nose.
Here s where you can get piano wire.
Thread wires past insulation.
If there is no cover press the wire against a stud and use it as a guide.
Fish the cable.
It may take some finessing as the tip of the fish tape blade passes through the drilled hole in the wall plate.
I ll be showing tricks to cut lots of time off fishing wires in walls.
Learn how with this video.
The best advice for fishing wires through insulation is avoid it if you can the potential is always there to damage the vapor barrier or bunch up insulation leaving cold spots in the wall.
If you must fish wires through exterior walls the best tip is to avoid spinning the flex bit until you make solid contact with the wood you plan to.
Run electrical cable through walls and across ceilings without tearing them apart.