This article shows you a simple technique for adding a second switch to a stairway light or a light in any room in your home. It covers running new electrical cable and connecting both switches, and replacing undersized electrical boxes. Make your house safer and more convenient by following these how-to photos for adding a second light switch.
Before you begin anything with a three-way, you must understand that in order for you to have a three-way circuit you must have three-way switches. They are not the same as a regular switch at all. And a four-way is very different again. But that’s on a different page. When most DIYer’s think of installing [...]