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Levelrock® Brand 2500 Series Floor Underlayments



Offers the highest compressive strengths in its class (2000 – 3200 psi), providing low-thickness applications over plywood subflooring in single-family, multi-family and hotel/motel construction.

Main Features

Levelrock® Brand 2500, Levelrock® Brand 2500 Green and Levelrock® Brand 2500 Pre-Sanded Floor Underlayments help maximize sound isolation between floors/units and may be used with aLevelrock® Brand 2500 sound mat or sound board for improved STC and IIC ratings. Engineered and manufactured by USG, these underlayments can be:
  • Poured before drywall is installed to help control mold and moisture
  • Installed at rates of up to 30,000 sq. ft. per day
  • Applied at just ¾ in. thickness


  • Corridors and Hallways
  • Dormitories
  • Guest Rooms and Suites
  • Multi-Family Residential and Condos
  • Single-Family Residential


Submittal Sheet


  • GREENGUARD Certification Yes

Physical Data

  • Approximate Compressive Strength 2,000 - 3,000 psi (13.8 - 22.1 MPa)

Documents & Files

Data Sheets & Specifications

Data/Submittal Sheet (English)

White Papers

White Paper (English) PDF 249.5 KB

Catalogs & Brochures

Brochure (English)

Installation & Technical Manuals

Technical Guide (English)
Installation Guide (English) PDF 735.8 KB

SDS, Certifications & Reports

SDS (English)
SDS (French)
Evaluation Reports (English) PDF 639.9 KB


EPD (English) PDF 1.2 MB

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