Electrical Construction & Maintenance

Stumped by the Code? Rules Regarding Wiring Installed in Ducts Fabricated for Environmental Air

All questions and answers are based on the 2017 NEC. Underlined text indicates a Code change. Q. What are the Code rules regarding wiring installed in ducts specifically fabricated for environmental ...
Electrical Construction & Maintenance

Stumped by the Code? Rules for Grouping Circuit Conductors Together

All questions and answers are based on the 2017 NEC. Underlined text indicates a Code change. Q. What is the NEC requirement on grouping circuit conductors together ...