8.321.6.48 NMAC
Section 48. Water Heaters
A. Must be able to supply hot water to all hot water taps within the facility at full pressure during peak demand periods and maintain a maximum temperature of 120 degrees F. B. Fuel fired hot water heaters must be enclosed and separated from other parts of the building by construction as required by current state and local building codes. C. All water heaters must be equipped with a pressure relief valve (pop-off valve).