Updated annually, this three-volume set includes hourly fire resistance ratings for:

• Volume 1: Includes 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.

Information about the form and nature of the Listing Mark or Classification Marking to be used for a specific class or category of product is given. Limitations and/or special conditions applying to the product are included.