Fishing Wire Through Exterior Wall With Insulation

You ve drilled your holes and you have your wiring affixed to your fish tape and is ready to go.

Fishing wire through exterior wall with insulation.

Fish tapes are designed for conduits. Now the next challenge is going to be fishing wire down an exterior wall to where i need the jack to be. You can push the wire leader with the cable attached toward the sheetrock or the side with the opening. I know i m going to have to deal with insulation but i ve also heard of firestops horizontal wood boards between the wall studs.

Fishing wires through fiberglass let s talk about fiberglass insulation first. Thread wires past insulation. 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 drill through.

Good place for tools and information on wall fishing is labor saving devices. Keep the fish tape against the inner edge of. Insert the end of the fish tape into the hole you cut into the wall for the electrical box. You can get a egg beater tip that pushes through insulation.

If the wall contains insulation try to fish the wire between the outer paper or plastic cover and the wall. Then using short pulling motions pull the leader magnet right through the insulation to the opening. Feed it up to the 3 by 5 inch hole at the top of the wall. If there is no cover press the wire against a stud and use it as a guide.

Tape the wire or pull string on the end and push the rod through. Hold the paddle magnet against the wall and move it around a little until it latches onto the leader magnet. Run electrical cable through walls and across ceilings without tearing them apart. Insulation can be a real challenge sometimes.

Learn how with this video. While handling fiberglass insulation wear gloves eye protection and a mask that covers your mouth and nose.