680.25 Gas-Fired Water Heater Post author:Jake Post published:February 27, 2022 Post category:Code Change of the Week This Code Change is all about GFI protection. Anything above 30 volts will have to be GFCI protected. So if you have a 120 volt gas-fired “POOL” water heater then it will be required to be GFCI protected. Till next time be safe work safe. Jake You Might Also Like New addition to article 555 Code change 2017 NEC October 2, 2021 406.12 Tamper-Resistant Receptacles. 2017 Code Change June 27, 2021 314.16(B)(5) Equipment Grounding Conductor Fill. NEW for 2020 March 17, 2024