ProSTUD™ UL® fire-rated information:

Meeting limiting heights requirements are only part of the strengths
of ProSTUD Drywall Framing System. When it comes to meeting fire-rated systems, ProSTUD is UL® approved for the most common UL® design assemblies.
All fire-rated assemblies comply to UL 263 test standards.

ProSTUD UL® fire-rated approvals:

ProSTUD UL Listed Wall Assemblies

ClarkWestern's ProSTUD Approved UL Listings on UL.com

Contact ClarkWestern Technical Support at 888-437-3244
for questions about UL® rated systems.