§ 150.166 LIGHT, VENTILATION AND HEATING.
   (A)   No person shall occupy as owner-occupant or let to another for occupancy any dwelling or dwelling unit, for the purpose of living therein which does not comply with the minimum requirements of this section.
   (B)   Every common hall and stairway in residential dwellings, other than one- and two-family dwellings, shall be lighted at all times with at least 60-watt standard incandescent light bulb or equivalent illumination for each 200 square feet of floor area, provided that the spacing between lights shall not be greater than 30 feet.
   (C)   Every habitable room shall be provided with light by one of the following methods:
      (1)   Natural light by at least one exterior window, facing directly to a public way, yard or court with a minimum total window area of not less than 8% of the floor area of the room served; or
      (2)   Artificial light sufficient to permit the maintenance of sanitary conditions, and the safe occupancy of the space and utilization of the appliances, equipment and fixtures.
   (D)   Every habitable room and bathroom shall be provided with ventilation by one of the following methods:
      (1)   Natural ventilation through at least one window that can be easily opened to the outdoors. The total openable window area in every habitable room shall be equal to at least 4% of the floor area being ventilated. Every window, or other opening to the outside of a dwelling, used for ventilation shall be supplied with tightly fitting screens that provide protection against flies, mosquitos and other insects.
      (2)   Mechanical ventilation shall be provided by a method of supply air and return or exhaust air, in accordance with the adopted Mechanical Code.
      (3)   A bathroom that is equipped with a mechanical ventilation system shall discharge directly to the outdoors and shall not be recirculated.
   (E)   Every dwelling unit shall be supplied with water-heating facilities properly installed and maintained in good and safe working order to furnish water at a minimum of 120ºF.
   (F)   When there is electrical service available to the building or structure, every habitable room of a dwelling or multi-family dwelling shall contain at least two separate and remote outlets, one of which may be a ceiling or wall-type electric light fixture. In kitchens, three separate and remote wall-type electrical convenience outlets or two convenience outlets and one ceiling or wall-type electric fixture shall be provided. Every public hall, water closet compartment, bathroom, laundry room or furnace room shall contain at least one electric light fixture. In addition to the electric light fixture in every bathroom and laundry room, there shall be provided at least one electric outlet. Every electrical outlet and fixture, as required, shall be installed, maintained and connected to the source of electric power in accordance with the provisions of the Electrical Code of the city. Where it is found that the electrical system in a building constitutes a hazard to the occupants of the building by reason of inadequate service, improper fusing, insufficient outlets, improper wiring or installation, deterioration or damage, or for similar reasons, the Electrical Inspector shall require the defects to be corrected to eliminate the hazard.
   (G)   Every dwelling and multi-family dwelling shall have heating facilities and the owner of the heating facilities shall be required to see that they are properly installed, safely maintained and in good working condition, and that they are capable of safely and adequately heating all habitable rooms, bathrooms and toilet rooms located therein, to a temperature of at least an average of 68ºF. The owner shall maintain a minimum average room temperature of 68ºF in all habitable rooms, including bathrooms and toilet rooms, when rented, at all times. When the outdoor temperature is below the winter outdoor design temperature (-4°F), maintenance of the minimum room temperature shall not be required provided that the heating system is operating at its full capacity. Cooking appliances or portable, unvented, fuel- burning space heaters shall not be used to provide required heating.
   (H)   Every laundry or furnace room, and all similar nonhabitable work space located in a dwelling or multiple dwelling shall have one supplied electric light fixture available at all times.
   (I)   Every basement window used or intended to be used for ventilation and every other opening to a basement or cellar which might provide an entry for rodents shall be supplied with a screen or any other device as will effectively prevent the entry.
   (J)   All construction done and installations made to comply with the provisions of this subchapter shall be in accordance with the ordinances of the city and statutes of the state regulating the construction and installations.
   (K)   All exterior walls shall have exterior wall coverings and flashing installed, and maintained, in such a manner so as to provide a weather resisting barrier for the protection of building structural members and interior space from the detrimental effects of the exterior environment.
   (L)   On every dwelling every chimney shall be kept in safe repair.
   (M)   Every inside and outside stairway, porch and every appurtenance thereto of every dwelling shall be maintained in a good state of repair as to be safe to use and capable of supporting the load that normal use may cause to be placed upon it.
   (N)   All garages, toolsheds and all other outbuildings shall be kept in good repair so as not to be unsafe or become a harborage for rats and other rodents.
   (O)   Habitable rooms in existing buildings shall have a clear ceiling height of not less than seven feet except that in attics on top half-stories the ceiling height can be less than seven feet no more than one-third of the area when used for sleeping, study or similar activity. In calculating the floor area of the rooms those portions of the floor area of the room having a clear ceiling height of five feet or more may be included.
(1990 Code, § 6-282) (Ord. 63-722, passed 7-29-1963; Ord. 69-6, passed 1-20-1969; Ord. 69-29, passed 6-30-1969; Ord. 70-108, passed 11-2-1970; Ord. 71-164, passed 9-7-1971; Ord. 18-3568, passed 6-18-2018) Penalty, see § 150.999