105 CMR 430.376

Hot Water Temperatures

Year: 2026Length: 89 wordsOfficial source
Where hot water is provided to handwash sinks, lavatories, showers and bathtubs it shall be: (A) In a quantity and pressure sufficient to satisfy the ordinary use of all plumbing fixtures which normally need hot water for their proper use and function. (B) In a temperature range of not less than 110EF (43EC) and not greater than 130EF (54EC) for fixtures other than a bathtub or shower. (C) In a temperature range of not less than 110EF (43EC) and not greater than 120EF (48EC) for a bathtub and shower.
105 CMR 430.376: Hot Water Temperatures | Justis AI