USG Corporation has been certified under a new ICC NTA, LLC listing report, NLR-1092

March 30th, 2020

Nappanee, Indiana: ICC NTA, LLC has certified (NLR-1092) that USG Corporation of Chicago, IL meets the requirements of ASTM C1325-19 Standard Specification for Fiber-Mat Reinforced Cementitious Backer Units.

The following products have been certified under NLR-1092:

  • USG Durock® Brand Cement Board (1/2-in. thick)

USG is a market leader in wallboard and gypsum products in North America, but also invented latex paint, mineral fiber ceiling tile, shaft wall elevator systems and Durock® cement panels along the way. These products sped up the building process and improved the way buildings could be designed and built. They have helped built some of the world’s most iconic structures, such as the Burj Khalifa in Dubai, the Lotte Tower in Seoul, and the Freedom Tower in New York.

More information can be found on product certification and applications under the ICC NTA Listing Report NLR-1092.

USG Corporation website

Link to the NLR-1092 report can be found on the NTA website via report search.


ICC NTA, LLC, located in Nappanee, IN, and Bryan, TX, is part of the International Code Council Family of Solutions. NTA provides building product certification, building code compliance review, engineering design services, and inspection & product testing. The company has over 60 trained professional engineers, plan reviewers, technicians, consultants, and design draftsmen with professional registrations in all 50 states and the District of Columbia.