In this video, I’ll show you how to wire up a light switch, whether it’s got 3 wires, 4 wires, or you’re adding a switch to a ...

The purpose of electrical boxes Wiring connections—where wires join an outlet, switch or other wires—must be inside an electrical box. Here’s why: Connections are the weak link in an ...

the added safety of three-wire outlets and their compatibility with grounded appliances is worth the cost of upgrading in historic homes. We teach our children not to stick things into electrical ...