126.96.36.199.3 Minimum Skylight Fenestration Area
In any enclosed space in a building that is
- 2500 ft2 and greater;
- directly under a roof with ceiling heights greater than 15 ft; and
- one of the following space types: office, lobby, atrium, concourse, corridor, storage (including nonrefrigerated warehouse), gymnasium, fitness/exercise area, playing area, gymnasium seating area, convention exhibit/event space, courtroom, automotive service, fire station engine room, manufacturing corridor/transition and bay areas, retail, library reading and stack areas, distribution/sorting area, transportation baggage and seating areas, or workshop,
- provide a minimum skylight area to daylight area under skylights of 3% with a skylight VT of at least 0.40 or
- provide a minimum skylight effective aperture of at least 1%.
These skylights shall have a glazing material or diffuser with a measured haze value greater than 90% when tested according to ASTM D1003. General lighting in the daylight area shall be controlled as described in Section 188.8.131.52(f).