The NEC Chapter Three wiring methods include various cable types, such as: 1) armored cable (Type AC) [Art. 320]; 2) metal-clad cable (Type MC) [Art. 330]; 3) nonmetallic-sheathed cable (Types NM and ...
All questions and answers are based on the 2017 NEC. Q. What does the NEC require when Type NM cable is installed in accessible attics or roof spaces? A. Type NM ...
Electrical work rarely happens in isolation. Once you open walls, touch a service panel, or replace aging components, you can cross a line where the law stops treating the job as a simple repair and ...