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™ Sound Attenuation Mat

Economical slim-profile sound mat with a special moisture control backing.


Economical sound attenuation mat improves the IIC and STC values to meet or exceed IBC code requirements.
Levelrock® Brand SAM-N25™ Sound Attenuation Mat can be used over a variety of subfloors including plywood, OSB, pre-cast concrete, concrete and metal pan decking.

Main Features

Levelrock® Brand SAM-N25™ Sound Attenuation Mat’s slim 1/4-in. profile requires a minimum 1-in. topping of Levelrock® Brand Floor Underlayment. Made from a durable nylon polymer with a special moisture control backing, Levelrock® Brand SAM-N25™ Sound Attenuation Mat is:

  • Able to improve STC and IIC results — sound tests were conducted in an NVLAP-accredited laboratory
  • Robinson tested for system durability
  • 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


Installation Guide PDF 727.7 KB

PDF 418.3 KB

Documents & Files

Data/Submittal Sheets & Specifications

Data/Submittal Sheet (English) PDF 455.4 KB

White Papers

Sell Sheet (English) PDF 451.4 KB

Catalogs & Brochures

Brochure (English)

Installation & Technical Manuals

Technical Guide (English) PDF 418.3 KB
Installation Guide (English) PDF 727.7 KB

SDS, Certifications & Reports

SDS (English) PDF 111.5 KB
SDS (Spanish) PDF 119.6 KB


Warranties (English) PDF 198.4 KB

Ask a question

Our customer support team will get back to you within 48 hours

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.

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)