Fishing Wire Through Exterior Wall With Insulation

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Fishing wire through exterior wall with insulation.

Run electrical cable through walls and across ceilings without tearing them apart. Good place for tools and information on wall fishing is labor saving devices. Now the next challenge is going to be fishing wire down an exterior wall to where i need the jack to be. Insulation can be a real challenge sometimes.

Keep the fish tape against the inner edge of. 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. You ve drilled your holes and you have your wiring affixed to your fish tape and is ready to go.

In a wall that has fiberglass if the insulation was installed properly then the paper backing is facing the living space. Pull the rod all the way through with your cable. 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. If there is no cover press the wire against a stud and use it as a guide.

Insert the end of the fish tape into the hole you cut into the wall for the electrical box. If the wall contains insulation try to fish the wire between the outer paper or plastic cover and the wall. Feed it up to the 3 by 5 inch hole at the top of the wall. While handling fiberglass insulation wear gloves eye protection and a mask that covers your mouth and nose.

Tape the wire or pull string on the end and push the rod through. Learn how with this video. Hold the paddle magnet against the wall and move it around a little until it latches onto the leader magnet. You can get a egg beater tip that pushes through 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. Thread wires past insulation.