Whether you're installing, extending, or rewiring a circuit, finding out the wire gauge and amperage you will need is a key first step. The gauge—or size—of the wire used needs to match the circuit's ...

Whether scratch-building a complete wiring harness or lengthening kit-supplied wires, you need to determine the correct electrical wire size needed to support each electrical device. The wire must ...

All questions and answers are based on the 2011 NEC. Q. What must be done to protect Type NM cable where it is run through or parallel to framing members? A. Type NM cable installed through or ...