Welcome to American Gypsum's Design Library, a robust tool to help you quickly find fire and sound rated assembly information:

  • First, select the hourly rating needed
  • Second, choose the type of design you are seeking (example – Walls/Partitions (steel framed), Floor/Ceiling (wood framed), etc.)
  • Or search by the assembly number (UL design, or Gypsum Association file number)

Then click on the Search button, and your results will be displayed below.

NOTE: If sound testing is associated with the search, it will be displayed with the results.


Do you have questions about assemblies?

1-800 545-6202 ext. 5607


Supplementary information about Fire and Sound Rated Assemblies, including UL Types.