Hacker Industries

FIRM-FILL® SCM-125 | Sound Control Mat

FIRM-FILL® SCM-125, a 1/8" (3mm) sound control mat, is engineered to limit impact sound transmission in multi-family construction. Ideal for when the gypsum concrete pour is not a standard thickness, FIRM-FILL® SCM-125 is topped with a minimum of 3/4" (19mm) of a FIRM-FILL® Brand Gypsum Concrete to create an effective low profile sound control system.

Recommended For

Sound Attenuation Systems Application / Market: Wood subfloors & concrete subfloors.

Features & Benefits

Cost-effective way to address IIC requirements
Smoother floor transitions between hard surface and carpet areas
Expert application; installed exclusively by Licensed Applicators

Specification

Technical Data Properties
Roll Weight 33 lbs.
Thickness 1/8" (3mm)
Width 60"
Length 80'
Square Feet/Roll 400 square feet/roll
Compression Resistance
Force Applied Residual Thickness Actual Residual Thickness (in)
42 lbs./sf 100% 0.191
105 lbs./sf 98.96% 0.189
505 lbs./sf 97.11% 0.182

Technical specification

Unique ref.firm-fill-scm-125-sound-control-mat
Product familyAcoustic Underlayment Systems
Product groupResilient Sound Control Mats
TypeObject (single object)
Date of publishing2026-03-02
Edition number1

Links

Product urlhttps://hackerindustries.com/firm-fill-sound-control-mat.shtml
Installation instructionshttps://hackerindustries.com/pdfs/Firm-Fill-Post-Pour-Instructions.pdf
Product certificationhttps://hackerindustries.com/architect-binder/sound-control/firm-fill-125-submittal.pdf

Designed inUnited States
Manufactured inUnited States

Classification

BIMobject CategoryFlooring - Underlay
CSI MasterFormat 2014 Code09 84 00
CSI MasterFormat 2014 TitleAcoustic Room Components
OmniClass Number23-15 17 11 13
OmniClass TitleFloor Underlayments

Region availability

North America
Anguilla
Antigua and Barbuda
Aruba
Barbados
Belize
Bermuda
British Virgin Islands
Canada
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Cuba
Curaçao
Dominica
Dominican Republic
El Salvador
Greenland
Grenada
Guadeloupe
Guatemala
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Saint-Barthélemy
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States