10A NCAC 13K .1114 PLUMBING
(a) The water supply shall be designed, constructed and protected so as to assure that a safe, potable and adequate water supply is available for domestic purposes in compliance with the North Carolina State Building Code.
(b) All plumbing in the residence or unit shall be installed and maintained in accordance with the North Carolina State Plumbing Code. All plumbing shall be maintained in good repair and free of the possibility of backflow and backsiphonage, through the use of vacuum breakers and fixed air gaps, in accordance with state and local codes.
(c) For homes with five or more residents, a 50‑gallon quick recovery water heater is required. For homes with fewer than five residents, a 40‑gallon quick recovery water heater is required.
History Note: Authority G.S. 131E‑202;
Eff. June 1, 1991.