FIREWALL TAPE

  International Building Code (IBC) 703.7 2018    703.7 Marking and identification. Where there is an accessible    concealed floor, floor-ceiling or attic space, firewalls,    fire barriers, fire partitions, smoke barriers and, smoke partitions    or any other wall required to have protected openings or    penetrations shall be effectively and permanently identified    with signs or stenciling in the concealed space. Such identification    shall:        Be located within 15 feet (4572 mm) of the end of each   wall and at intervals not exceeding 30 feet (9144 mm)    measured horizontally along the wall or partition.        Include lettering not less than 3 inches (76 mm) in   height with a minimum 3/8-inch (9.5 mm) stroke in a    contrasting color incorporating the suggested wording,    “FIRE AND/OR SMOKE BARRIER—PROTECT    ALL OPENINGS,” or other wording.    [IBC 2018, 703,7]