There is hereby adopted for the purpose of establishing rules and regulations for the installation and maintenance of heating, ventilating, cooling, and refrigeration systems, that certain code known as the “International Mechanical Code,” 2021 Edition, of the International Code Council, including the appendices, except for such portions as are hereafter deleted, modified, or amended; and the same is hereby adopted and incorporated as fully as if set out verbatim herein. (Ords. 269, 395, 542, 839, 1118, 1346-89, 1479-92, 1645-95, 1813-99, 2001-2003, 2089-2005, 2277-2008, 2663-2012, 3334-2023)