Running Speaker Wire Through Plaster Walls

For more information on choosing and confirming locations for your in wall gear see our in wall speaker installation guide.

Running speaker wire through plaster walls.

While running it through a basement drill two holes on the wall ceiling and drill two other holes on the mounting plate for running the wire through the wall and connecting to the speaker. If your house has plaster and lath walls or ceilings installing your own in wall wiring will be more complicated. Always turn off the breakers in your electrical box before you begin to reduce the chance of an electrical shock should you accidently cut or drill into existing wiring. Plaster tends to crack and crumble easily.

Run electrical cable through walls and across ceilings without tearing them apart. Turn off the power. Check the whole wall cavity with a stud finder. Cut out a single gang low voltage box hole in the wall behind your av gear and cut out a 1 inch square at the ceiling.

While running it through the baseboard first pry off the board then find the studs and make a wire channel. Don t let narrow wall cavities filled with plaster prevent you from running new wires in an old house. Select proper wire or cable. Running a v cables through the walls is similar to running electrical cables but there are a few key differences.

How to fish wires through walls. Learn how with this video. Plaster and lath walls. Run electrical cable through walls and across ceilings without tearing them apart by fishing wire.

Use a fish tape to get two pairs of speaker wire run from the low voltage box up the wall and out the 1 inch access hole. Make sure you use ul rated in wall wiring that meets local building and fire codes including cm cmr or cmp for computer networking and cl2 or cl3 for speakers. Fishing wires through a wall can be tedious but in most cases you only need a couple of basic tools. Running wire through existing walls.

For more in depth informatino about running fis. Now install the wire in the channel and put. 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.