Park Forest — Ch. 18 Art. III Housing § 18-288

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 following: (1)
Habitable rooms, but not including bedrooms or kitchens, shall have at least one unobstructed window or skylight facing directly to the outdoors. The minimum total window area, measured between stops, for every habitable room shall be ten percent of the floor area of such room. Whenever the only window in a room is a skylight-type window in the top of such room, the total window area of such skylight shall equal at least 15 percent of the total floor area of such room.
(2) Habitable rooms, but not including bedrooms or kitchens, shall have at least one unobstructed window or skylight which can easily be opened, or such other device as will adequately ventilate the room. The total of openable window area in every habitable room shall be equal to at least 50 percent of the minimum window area size or minimum skylight-type window size, as required in subsection (1) of this section, except where there is supplied some other device affording adequate ventilation and approved by the administrative official.
(3) Every bedroom shall have at least one unobstructed window facing directly to the outside which can easily be opened. The minimum total window area measured between stops shall be ten percent of the floor area of such bedroom. The total of openable window area in every bedroom shall be equal to at least 50 percent of the minimum window area size.
(4) Every kitchen, bathroom and water closet compartment shall comply with the light and ventilation requirements for habitable rooms contained in subsections (1) and (2) of this section, except that no window or skylight shall be required in adequately lighted and ventilated kitchens, bathrooms and water closet compartments equipped with an electrical ventilation system approved by the administrative official.
(5) Every habitable room of each dwelling shall contain at least two separate floor or wall-type electric outlets, or one such convenience outlet and one supplied ceiling-type electric light fixture; and every water closet compartment, bathroom, laundry room, furnace room and public hall shall contain at least one supplied ceiling or wall-type electric light fixture. Every such outlet and fixture shall be properly installed, shall be maintained in good safe working condition and shall be connected to the source of electric power in a safe manner.
(6) Every dwelling shall have heating facilities which are properly installed, maintained in safe and good working condition, and capable of safely and adequately heating all habitable rooms, bathrooms and water closet compartments in every dwelling unit located therein to a temperature of at least 70 degrees Fahrenheit, at a distance three feet above floor level, when the outside temperature reaches as low as ten degrees below zero, Fahrenheit.
(7) Every public hall and stairway in every multiple dwelling containing five or more dwelling units shall be adequately lighted at all times. Every public hall and stairway in structures devoted solely to dwelling occupancy and containing not more than four dwelling units may be supplied with conveniently located light switches controlling an adequate lighting system which may be turned on when needed, instead of full-time lighting.
(8) During that portion of each year when the administrative official deems it necessary for protection against mosquitoes, flies and other insects, every exterior door shall have screens, which protect against the entry of such insects, and which shall be equipped with a self-closing device, wherever applicable and available, and every window or other device with openings to outdoor space used or intended to be used for ventilation shall likewise have screens which protect against the entry of such insects.
(9) Every basement or cellar window used or intended to be used for ventilation, and every other opening to a basement which might provide entry for rodents, shall be supplied with a screen or such other device as will effectively prevent their entrance.