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(A) General. Every habitable room shall have at least one window or skylight facing directly to the outdoors. The minimum total window area, measured between stops, for every habitable room shall be 10% of the floor area of such room. Whenever walls or other portions of structures face a window or any room and such light obstructing structures are located less than five feet from the window and extend to a level above that of the ceiling of the room, such a window shall not be deemed to face directly to the outdoors and shall not be included as contributing to the required minimum total window area. 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% of the total floor area of such room.
(B) Habitable rooms.
(1) Every habitable room shall have at least one window or skylight which can easily be opened, or such other device as will adequately ventilate the room.
(2) The total operable window area in every habitable room shall be equal to at least 45% of the minimum window area size or minimum skylight type window size as required, or shall have other approved, equivalent ventilation.
(C) Bathrooms and water closet rooms. Every bathroom and water closet compartment shall comply with the light and ventilation requirements for habitable rooms except that no window or skylight shall be required in adequately ventilated bathrooms and water closet rooms equipped with an approved ventilation system.
(Ord. 14-16, passed 4-8-2014)