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Durock™ Brand UltraDry™ Self-Leveling Underlayment

Proprietary calcium aluminate cement product with quick-drying technology


Ideal for fast track renovation, USG Durock™ UltraDry™ Self-Leveling Underlayment allows for most floor-covering application in as little as 12 hours.

Main Features

Durock™ UltraDry™ Self-Leveling Underlayment is a proprietary next-generation calcium aluminate cement product with an innovative quick-drying technology.
  • Fast-track solution for interior commercial and institutional repair and renovation
  • Allows for application of ceramic tiles in 4 hours and most floor coverings in 12 hours; wood in 24 hours
  • Featheredge to 5 in. (127 mm) neat
  • No mechanical preparation required for most applications
  • Fast and easy to mix
  • Exceeds commercial resilient floor-covering requirements for underlayments with compressive strengths of 4,200 psi (29.0 MPa)
  • Can be used as a decorative wear surfacewhen used with an appropriate clear coating system

Documents & Files

Data/Submittal Sheets & Specifications

Data/Submittal Sheet (English) PDF 381.3 KB
Data/Submittal Sheet (Spanish) PDF 234.4 KB

White Papers

Sell Sheet (English) PDF 245.6 KB

Catalogs & Brochures

Brochure (English)

SDS, Certifications & Reports

SDS (English) PDF 180.8 KB
SDS (Spanish) PDF 182.1 KB

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