The Family Handyman on MSN6d
Understanding Electrical Wire Color Codes
Ready to cross that electrical project off your to-do list? Understand wiring color codes so you can finish the job safely.
"Knob and Tube" refers to a type of wiring commonly used from the late 1800’s until the 1940’s. At the time it was cost effective and appropriate for the electrical systems of most homes. It is still ...