Is 1.5 inches enough.
The initial question was about how much protection for a wire is code.
Also about wiring in Crown Molding. An excellent discussion about that exact topic is located in the link a couple of posts below. So if you are interested in a discussion about wiring in crown, check that out.
The answer to my question is in the link below about code 300.4.
Thanks for those who clarified the word "conduit", certainly helpful.
Thanks ronnadaile for directing me to code 300.4
This post was edited by bugbite on Thu, Jul 11, 13 at 12:10