USG Levelrock® Brand Commercial RH Series Floor Underlayments

Fast-applying cementitious underlayments formulated specifically for electrical and hot water radiant heat floor installations.

USG Levelrock® Brand Commercial RH Series Floor Underlayments and USG Levelrock® Brand Commercial RH Series Green Floor Underlayments are designed for use in interior commercial construction.  

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

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(16)
Type Title Size
Data Submittal Sheet USG Levelrock RH Accelerator Submittal (English) - IG1958 187 kB view
Data Submittal Sheet USG Levelrock® Brand Commerical RH & Green Floor Underlayment Submittal Sheet (English) - IG1541 250 kB view
Installation Guide USG Levelrock® & USG Durock™ Brand Self-Leveling Gypsum Underlayments Finished Flooring Preparation & Installation Guidelines (English) - IG1457 730 kB view
Safety Data Sheets (SDS MSDS) USG Levelrock® Brand Commercial RH Floor Underlayment SDS (English) - 57000010016 128 kB view
Safety Data Sheets (SDS MSDS) USG Levelrock™ Brand RH Accelerator SDS (English) - 57000010009 109 kB view
Safety Data Sheets (SDS MSDS) USG Levelrock® Brand Commercial RH Floor Underlayment SDS (French) - 57000010016 169 kB view
Technical Guide USG Rehabilitation Guidelines for Damaged Gypsum Underlayments Technical Guide (English) - CB822 4941 kB view
Technical Guide USG Levelrock® & USG Durock™ Brand Gypsum Underlayments Drying Conditions Guidelines (English) – IG5027 408 kB view
Warranty USG Levelrock® & USG Durock™ Brand 2-Year Warranty for USG Levelrock Applicators (English) – IG1727 193 kB view
Warranty USG-XL Brands STC Floor Systems 10-Year Limited Warranty (English) - CB707 292 kB view
Brochure USG Levelrock® Brand Floor Underlayment Product List Brochure (English) - IG1770 286 kB view
Brochure USG Levelrock® Brand RH Floor Underlayments Brochure (English) - IG1782 283 kB view
Brochure USG Levelrock® USG Durock™ Stronger Than Concrete Myth Brochure (English) - IG1771 737 kB view
Brochure USG Levelrock® USG Durock™ Gypsum Rocks Brochure – IG1852-A 579 kB view
Brochure USG Performance Flooring Portfolio Brochure (English) – IG2013 8480 kB view
Comparison Guide USG Levelrock® Brand & USG Durock™ Brand Fire & Sound Rating Guide (English) - IG1685 565 kB view

features and benefits

The non-shrinking nature of USG Levelrock® Brand Commercial RH Series Floor Underlayments locks hydronic tubes and electric cables in place, preventing noise and tube chafing, while the special formulation is designed to be used within the elevated operating temperature ranges associated with radiant heat floors. USG Levelrock® Brand Commercial RH Series Floor Underlayments:

  • Accept virtually all types of floor coverings including resilient floors, ceramic tile, carpeting and wood
  • Apply at thicknesses of ¾-in. to 3-in.
  • Provide approximate compressive strength of 3500 to 4500 psi
  • Can shorten it's setting time with the use of USG Levelrock® Brand RH Accelerator
  • Are engineered and manufactured by USG.

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

Design & Specification
Assistance
Find your local architectural representative