6004.3.2.1.2 Openings in exposed buildings.
FC § 6004.3.2.1.2
Where the storage, handling or use area is located within 75 feet (22 860 mm) of a building not associated with the manufacture or distribution of highly toxic or toxic compressed gases, openings into such building other than for piping are not allowed above the height of the top of the 2-hour fire-resistant barrier or within 50 feet (15 240 mm) horizontally from the storage area whether or not shielded by a fire barrier.













