In this video, learn a simple way to understand and wire both 3-way and 4-way light switches. The video covers how 3-way switches work, the addition of 4-way switches to the circuit, how to identify ...

Q. Tim, I need you to mediate a dispute between my husband and me. We’re building a new home, and there are quite a few places where two or more switches can be used to control lights. I like the ...