I would strongly suggest not running power cables through any walls.
Run power cord behind wall.
You should not run power cables through a wall as a substitute for permanent wiring ie wired outlets.
Feed the wires through the retro fit single gang box and then screw in the screws to secure them.
Not actual electrical wires romax.
Instead a wall kit will put a power outlet directly behind your tv and run cable safe wire down to a plug where you ll attach an extension cable.
Because we re only making an in wall extension cord there isn t any reason to turn off the power.
Running extension cords from one end of a room to another and even through walls can be very easy and a good solution for putting appliances exactly where you want them.
Dragging extension cords across the yard to power the weed whip fumbling around in a dark shed most of us take these hassles for.
Data cables on the other hand can go right into the wall cavity.
An extension cable to run to an existing outlet.
While these can clean up things immensely there are other slightly more involved but still easy to install systems that allow the cables to be run behind walls.
By following a few simple steps you can run power from one room to another and economically get all the electrical power you need to the places where you need it.
The most common cable management systems conceal wires behind molded plastic raceways that run along the walls and baseboard.
Run electrical wires underground to reach sheds lights patios and other locations following safe wiring practices.
The included extension cable connected to the lower.
The only power cable you should run behind your wall are ones that come in a code friendly kit.
See our blog post why does running a power cord behind the wall for a wall mounted tv violate the electrical code.
3 where run through doorways windows or similar openings.
For more on this.
Luckily there are code approved installation kits for running power up inside a wall that do not require and electrician.
Flexible cords and cables shall not be used for the following.
When i say power cables i mean power cables for televisions receivers etc.
It s actually against one of the articles in the nec.
Of course it s illegal to run power cords inside walls.
The kit used in this guide is the ce tech cord and cable kit.