UL Directory C

Volume 1 covers hourly fire ratings for beams, columns, floors, roofs, walls and partitions. Volumes 2A and 2B include fire rated systems; such as construction joints, through penetration fire stops, perimeter (curtain walls) fire containment systems, electrical circuit protective systems, and fire resistive duct assemblies. Volume 3 includes dampers, fire doors, hardware and frames, glass blocks and glazing materials, and leakage rated door assemblies.

Please note: The print edition format contains only the Fire Resistance Directory while the CD-ROM contains the following directories:

• Building Materials, Directory A
• Fire Protection Equipment, Directory B
• Fire Resistance, Directory C
• Roofing Materials and Systems, Directory O