Change your country/region

It looks like you entered an employee email address, but this is the customer sign-in. Use the link below instead.

Levelrock® Brand SAM-N25™ Ultra Sound Attenuation Mat

Thin-profile sound mat providing superior IIC performance for demanding sound environments.



Provides superior IIC ratings for demanding sound environments
Levelrock® Brand SAM-N25™ Ultra Sound Attenuation Mat is an extremely economical solution for producing some of the highest IIC values in the industry.

Main Features

Levelrock® Brand SAM-N25™ Ultra Sound Attenuation Mat can be installed over a variety of subfloors such as plywood, OSB, pre-cast concrete, concrete and metal pan decking. It requires a minimum 1 inch (25.4 mm) topping of Levelrock® engineered cementitious underlayment and:
  • Provides three layers for increased sound absorption
  • Features a nominal 5/16 inch (7.9 mm) profile
  • May contribute towards LEED® credits
  • Is installed by Levelrock® authorized applicators


Submittal Sheet PDF 500.7 KB


  • GREENGUARD Certification Yes

Physical Data

  • Substrate Type Wood, Concrete, Corrugated Steel Deck, Structural Panels
  • Sound Mat/Board Thickness 5/16 in. (8 mm)
  • Min. Underlayment Thickness 1 in. (25 mm)



Levelrock® Brand Sound Attenuation Mats - Grandma


Levelrock® Brand Sound Attenuation Mats - Pets


Levelrock® Brand Sound Attenuation Mats - Flamenco

Documents & Files

Data Sheets & Specifications

Data/Submittal Sheet (English) PDF 500.7 KB

White Papers

Sell Sheet (English) PDF 537.3 KB

Catalogs & Brochures

Brochure (English) PDF 5.8 MB

Project Profiles

Project Profiles (English) PDF 9.9 MB

Installation & Technical Manuals

Technical Guide (English) PDF 418.3 KB

SDS, Certifications & Reports

SDS (English)
SDS (Spanish)


Warranties (English) PDF 289.0 KB


Greenguard Certificate (English) PDF 681.0 KB
EPD (English) PDF 456.7 KB

Ask a question

Our customer support team will get back to you as soon as possible.

Question Guidlines

  • Questions should relate to this product specifically.
  • For help with pricing, availability, or delivery, please call 800.874.4968 (Monday–Friday, 7am–6pm Central)
  • All questions and answers follow USG’s Terms & Conditions.
  • Your question and USG’s answer may be posted to this page in the future, but none of your personal info will be included.

 Thanks for your message. We’ll be in touch!

q & a

  • Be the first to ask a question

    Let us do the research. We’ll get back to you as quickly as we can.

    Ask USG
  • Need help right away?

    Call our technical support team at 800.USG.4YOU (874.4968)