[Amended 9-20-2010 by Ord. No. 1439-2010]
A.
In all buildings designed to be occupied, or occupied, as residences by more than two families and when the owners have agreed to supply heat, from October 1 of each year to the next succeeding May 1, every unit of dwelling space and every habitable room therein shall be maintained at least at 68° F. whenever the outside temperature falls below 55° F. during daytime hours from 6:00 a.m. to 11:00 p.m. At times other than those specified, interiors of units of dwelling space shall be maintained at least at 62° F. whenever the outside temperature falls below 40° F.
[Amended 2-27-2012 by Ord. No. BOH 2012-1]
B.
In meeting the aforesaid standards, the owner shall not be responsible for heat loss and the consequent drop in the interior temperature arising out of action by the occupants in leaving windows or doors open to the exterior of the building. The owner shall be obligated to supply required fuel or energy and maintain the heating system in good operating condition so that it can supply heat as required herein, notwithstanding any contractual provision seeking to delegate or shift responsibility to the occupant or third person, except that the owner shall not be required to supply fuel or energy for heating purposes to any unit where the occupant thereof agrees in writing to supply heat to his own unit of dwelling space and the said unit is served by its own exclusive heating equipment for which the source of heat can be separately computed and billed.