Contributors
Michael Johnston
NECA Executive Director of Codes and Standards
JOHNSTON is NECA’s executive director of codes and standards. He is a member of the NEC Correlating Committee, NFPA Standards Council, IBEW, UL Electrical Council and NFPA’s Electrical Section. Reach him at [email protected]

Articles by Michael Johnston
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Sealing Conduit in Class I Locations: The requirements and purposes in special occupancies
Sep 15, 2022 -