Every owner of any structure who rents, leases or lets one or more dwelling units or guest rooms on terms, either express or implied, to furnish heat to the occupants thereof, shall supply sufficient heat during the period from October 1 to May 15 to maintain a room temperature of not less than 65°F (18°C), in all habitable spaces, bathrooms and toilet rooms during the hours between 6:30 a.m. and 10:30 p.m. of each day and maintain a temperature of not less than 60°F (16°C) during other hours. The temperature shall be measured at a point three feet (914 millimeters) above the floor and three feet (914 millimeters) from the exterior walls.
(1999 Code, § 29-10-2)