Junction Box Without Power

now if you have slack in your original wire you got it easy we started with the worst case scenario so you want to add a receptacle or a light switch or a light fixture but you don't know where to tap into power i'm going to show you the easiest way and it will only cost you a couple of dollars today we're going to make a junction box a junction box is simply an electrical box where two or more electrical connections come together all electrical splices within a home must come together inside a junction box it must be in an accessible place and it must have a cover since most houses whether they're built on a slab or a crawl space or a basement have some sort of wiring in their attic that's where we're going to install a junction box before you do any electrical work i recommend you purchase one of these this is an electrical tester you can pick these up in any home center for 15 to 25