USG Levelrock® Brand RH Series Floor Underlayments

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

USG Levelrock® Brand RH Series Floor Underlayments and USG Levelrock® Brand RH Green Series Floor Underlayments are ideal for use in residential and light-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

Design & Specification
Assistance
Find your local architectural representative

jump to

resource center

(19)
Type Title Size
Data Submittal Sheet USG Levelrock® Brand Commercial RH FR & Commercial RH Green FR Floor Underlayment Submittal Sheet (English) - IG1921 235 kB view
Data Submittal Sheet USG Levelrock® Brand RH & Green Floor Underlayment Submittal Sheet (English) - IG1459 251 kB view
Data Submittal Sheet USG Levelrock® Brand RH FR & RH Green FR Floor Underlayment Submittal Sheet (English) - IG1920 235 kB view
Data Submittal Sheet USG Levelrock RH Accelerator Submittal (English) - IG1958 187 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 RH Floor Underlayment Pre-Sanded SDS (English) - 57000010020 114 kB view
Safety Data Sheets (SDS MSDS) USG Levelrock™ Brand 2500 & 3500 RH Floor Underlayments SDS (English) - 57000010004 122 kB view
Safety Data Sheets (SDS MSDS) USG Levelrock™ Brand 2500 & 3500 RH Floor Underlayments SDS (French) - 57000010004 170 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
White Paper USG Gypsum Misconceptions White Paper (English) - IG1847 243 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 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 RH Series Floor Underlayments:

  • Accept virtually all types of floor coverings including ceramic tile, carpeting and wood
  • Apply at thickness of ¾-in. to 3-in.
  • Provide compressive strengths of 2500 to 3500 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