How Do I Run Speaker Wire Through Walls. Whenever possible, run your wiring through interior walls, since exterior walls contain bracing and insulation. If you need to go through an air duct be sure the the wire is plenum or cmp rated.
Does it involve simply extending a circuit from an existing outlet to a new outlet location?
Nail baseboard back to wall, making sure not to nail through the wires. Running electrical wires behind your walls is a great way to add an additional outlet or switch right where you need it. Let's run those cables through the wall!! To hide your cords, all you have to do is cut two holes in your when i ran our surround speaker wires through the ceiling and wall, i used these to attach rca the electrical code says you cannot install flexible wire inside the wall, but it's no reason for.