Air-Conditioning and Refrigerating Equipment 440.9 Grounding and Bonding Post author:Jake Post published:September 5, 2021 Post category:Code Change of the Week This weeks change is an easy one. If you run conduit on a roof and use compression fittings you will be required to pull an equipment grounding conductor. Till next time be safe work safe. Jake You Might Also Like 555.3 Ground fault protection June 16, 2019 310.15(B)(7) 120/240-Volt, Single-Phase Dwelling Services and Feeders. February 17, 2019 555.3 Ground fault protection Code Change 2017 NEC October 31, 2021