Fire Resistance Ratings

ISO's Engineering and Safety Service (E&S) publishes Fire Resistance Ratings, a detailed manual for building inspectors, fire inspectors, public officials, contractors, architects, engineers, and others concerned with fire safety in buildings. The 126-page publication provides details for the construction of building assemblies that have fire-resistance ratings of up to four hours.

The manual includes general and technical information for:

  • beam assemblies
  • column assemblies
  • floor-ceiling assemblies
  • roof-ceiling assemblies
  • wall and partition assemblies

Order online

Fire Resistance Ratings is available to E&S subscribers for $52.50 and to nonsubscribers for $78. To order, contact ISO or call us at 1-800-888-4476.

For more information . . .

. . . about Fire Resistance Ratings, contact ISO. You can also call us at 1-800-888-4476.