Q. What uses does the NEC permit and forbid for flexible metal conduit? A. According to 348.10 of the 2011 NEC, flexible metal conduit (FMC) is permitted in exposed or concealed locations. On the ...
Listed flexible metal conduit can be used as the equipment grounding conductor if the length in any ground return path does not exceed 6 ft and the circuit conductors contained in the conduit are ...
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