You don't need to be an electrician to understand the basics about how your home is wired. A general understanding of how cables and wires work is part of being a responsible homeowner, and our ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Wire connectors are electrical fasteners that are essential to help you join (splice) ...

First on the electrical wire color code is black. “Black wires are most used as ‘hot’ wires in residential systems,” says ...

All questions and answers are based on the 2017 NEC. Underlined text indicates a Code change. Q. What are the NEC requirements for supporting and securing metal-clad (Type MC) cable? A. Type MC cable ...