Class 2 and Class 3 plenum cables listed as suitable for use in ducts, plenums, and other spaces used for environmental air shall be Type _____. The correct answer is: a) CL2P and CL3P Article 725 ...
The installation requirements for nonmetallic-sheathed cable (Types NM, NMC and NMS) can be found in Article 334 of the 2011 NEC. Where Type NM cable is run at angles with joists in unfinished ...
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