The hot black wire from the power source travels through the switch, and from there, to the light. Flipping the switch interrupts the flow of electricity to the light, turning it off and on.

Below, Donnelly tells AD how to wire a light switch with this simple step-by-step process for a single-pole light switch without zapping yourself along the way. To make the task easier, Character ...

Do-it-yourself light switch wiringA: I think the rubber roof is shallow enough to prevent built-up snow from going over the edge and crashing down on the skylights. That usually happens when the ...

A light switch connects to the wiring of your house and acts as a gatekeeper for a particular electrical circuit, allowing you to send or cut off power to a given light source or appliance. Light ...

If you see a white wire coming out of the gang box, you likely have a neutral wire. (Image credit: GE Lighting) If your switch box doesn’t have a neutral wire, you have two options.