|
Fire Testing — Underwriters Laboratories Inc.
UL Underwriters Laboratories Dietrich UltraSTEEL®
Classification
Wall Design No. V450 in the UL Fire Resistance Directory
Steel Framing Members Fire Resistance Classification
See UL Directory of Products for Canada
and UL Fire Resistance Directory
|
 |
|
Sound Ratings — Riverbank Acoustical Laboratories
|
 |
|
Structural Testing — Progressive Engineering
Inc.
|
 |
|
Structural Analysis — Construction Technology
Laboratories
|
 |
|
