site registration, login and sample ordering will be unavailable on Saturday, April 4 from 9:00 a.m. to Noon CDT for maintenance. We apologize for any inconvenience.

It looks like you entered an employee email address, but this is the customer sign-in. Use the link below instead.

Ceiling Membranes

The world's most comprehensive collection of sound-tested, fire-rated ceiling membrane assemblies -- all verified and ready to specify with Sheetrock®, Durock®, and other USG wall products.

Have a Question About Assemblies?

Call: 1-800-USG-4YOU

Call Technical Support