Explanation: A change to the 2023 NEC in Sec. 342.20 now permits a maximum size of 6 in. in-lieu of the previous maximum size of 4 in. for intermediate metal conduit. A similar change to Sec. 358.20 ...
Every three years, the National Electrical Code (NEC) is updated, and the industry simultaneously reacts with excitement, complaints, and celebration. This article highlights the changes to conduit ...
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