The facility shall provide a continuous supply of safe and potable water in all water outlets which is sufficient in quantity and pressure to meet the conditions of peak demand.
Hot and cold or tempered water shall be provided in each sink, bath and shower.
Hot water temperature shall not exceed one hundred twenty (120) degrees Fahrenheit at outlets accessible to residents.
D.C. Mun. Regs. tit. 29, r. 29-6244