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 ...

Finding the right wire gauge and amperage is essential when installing, extending, or rewiring a circuit. The wire gauge, or thickness, must match the circuit’s amperage rating to safely handle the ...

Conductor damage during installation is one consequence of under sizing junction and pull boxes. This damage is often not apparent until post-installation cable testing. Then, after the boxes are ...