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Levelrock® Brand D20 Plus™ Low Profile Sound Mat

Low profile sound system for concrete decks.



Low profile sound system for concrete decks. With a thickness of less than 1/8-in., Levelrock® Brand D20 Plus™ Low Profile Sound Mat improves the IIC (Impact Insulation Class) ratings of concrete subfloors — ideal for residential units.

Main Features

Levelrock® Brand D20 Plus™ Low Profile Sound Mat's total sound system thickness is just 3/4-in. when you add 5/8-in. of Levelrock® Brand Floor Underlayment. Highly resistant to trade traffic and water,Levelrock® Brand D20 Plus™ Low Profile Sound Mat’s other benefits include:

  • Delta IIC values help meet the code requirements for sound attenuation
  • Achieves sound attenuation with minimal height differential
  • Is installed by an authorized applicator.


  • Administrative Offices
  • Classrooms
  • Corridors and Hallways
  • Dormitories
  • Executive Areas, Conference Areas and Board Rooms
  • Guest Rooms and Suites
  • Lobbies and Reception Areas
  • Media Centers, Music Rooms and Libraries
  • Multi-Family Residential and Condos
  • Open Plan Offices
  • Single-Family Residential
  • Theatres
  • Traditional Offices


Submittal Sheet PDF 375.7 KB

Physical Data

  • Substrate Type Concrete, Structural Panels
  • Sound Mat/Board Thickness 0.10 in. (3 mm)
  • Min. Underlayment Thickness 1/2 in. (13 mm)

Documents & Files

Data Sheets & Specifications

Data/Submittal Sheet (English) PDF 375.7 KB

White Papers

Sell Sheet (English) PDF 537.3 KB

Catalogs & Brochures

Brochure (English)

Installation & Technical Manuals

Technical Guide (English) PDF 418.3 KB
Installation Guide (English) PDF 735.8 KB

SDS, Certifications & Reports

SDS (English) PDF 37.7 KB


Warranties (English) PDF 197.1 KB

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