Effective Apr 1, 2009Register January 2009 No. 637Department of Health Services
(1) Minimum size. Every habitable room shall have at least one outside window with a total window area of at least 8% of the floor area in the room. The window shall be openable from the inside without the use of tools or keys. The openable area of the window shall be not less than 4% of the floor area of the room.
(2) Screens. All required openable windows shall have insect-proof screens.
(3) Window coverings. Every habitable room shall have shades, drapes or other covering material or device that affords privacy and light control.