Running Cable Through Walls With Insulation

Drill through the center of the stud using a maximum diameter of 60 of the stud s width 40 for load bearing walls.

Running cable through walls with insulation. Running audio video cables behind walls is similar to running electrical cables but a v cables should be at least a foot away from electrical cables to prevent interference. Run electrical cable through walls and across ceilings without tearing them apart. You don t want to find out the hard way that you should have fished your wire one stud cavity to the left or right. Follow these guidelines to avoid causing structural damage.

Use your stud finder to check the whole wall cavity for obstacles like blocking and abandoned headers. If you re fishing a small cable like a security cable you can attach the cable to the end of the rod by threading one of the wires in the cable through the hole in the bull nose. If you need to fish a larger cable or bundle or if your buddy is going to feed the cable to you from above or below thread a pull cord through the bull nose. Push the tongue into the wall and feed it through until it appears at the other end.

When the wall above is parallel to the joists attach the cable to the sides of a joist with insulated cable staples driven no more than 4 1 2 feet apart. 18 x research source wall stud. If the cable run crosses joists drill access holes through the center of the joists and thread the cable through the holes to the next box location. Running a cable down an insulated cavity wall.

For more in depth informatino about running fis. If there is no open path for the wire you may need to drill through wall studs or ceiling joists. A decent stud finder is a must have for every wire fishing job but don t throw it back in your pouch after you ve located the studs. Fish cables through existing walls with fish tape or a fish stick.

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. When you re installing a new electrical circuit or running speaker cables in your home you have to run the wires inside your finished walls. Connect the wire to the tongue by passing it through the hole in the end of the tongue and then folding it back on itself a little bit of electrical tape around the wire wouldn t hurt as there is nothing worse. How to snake wires through insulation.