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 314.16(A) Box Volume Calculation 2017 Code Change December 13, 2020 Code Change 450.11 (B) Source Marking March 4, 2018 406.9 (C) Bathtub and Shower Space. Exception #2 July 7, 2024