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 ...
Damaged conduits must be replaced rather than reconditioned, ensuring safety and code compliance. New provisions allow the use of listed fittings to prevent condensation in raceways passing through ...
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