FIRM-FILL® Gypsum Concrete | Floor Underlayment

The original FIRM-FILL® Gypsum Concrete floor underlayment is designed for use in multi-family housing to satisfy acoustical ratings and fire codes. With excellent STC and IIC ratings as well as over 105 UL listings, FIRM-FILL® Gypsum Concrete floor underlayment is an excellent choice for jobs needing compressive strengths up to 2200 psi.

Recommended For

Multi-Family Application / Market: Apartments, condominiums, hotels, motels, dorms, commercial buildings and commercial renovation projects.

Features & Benefits

Flattens subfloors
Provides excellent STC (sound transmission) and IIC (impact isolation) ratings
Possesses over 105 UL listings
Lightweight and crack resistant
Easily installed; over 25,000 square feet can be installed per day
Quick drying; can be walked on in 90 minutes
Expert application; installed only by trained, Licensed Applicators
Approvals from ICC-ES and HUD
Meets ASTM F2419, Standard Practice for the Installation of Thick Poured Gypsum Concrete Underlayments and the Preparation of the Surface to Receive Resilient Flooring

Voce di capitolato

Technical Data	Properties	ASTM
Weight	7 lbs/ft² at 3/4" (19 mm)	C472M
Thickness	3/4" (19mm) (minimum over wood) to 3 1/2" (89mm)
Compressive Strength	1200 - 2250 psi	C472M
Thermal Performance	K-value of 2.45 Btu/ft²·h·°F; R-value of 0.41 ft²·h·°F/Btu	C177
Fire Hazard Classification	Flamespread index 0; Fuel Contribution 0; Smoke Density 0	E84, E136
Patty Size	8" (203mm) plus or minus 1/2" (13mm) in diameter
Sand	1/8" (3mm) or less washed plaster or masonry sand	E11
UL listings	Listed in over 100 1, 2, 3 and 4 hour floor/ceiling assemblies

Specifiche tecniche

Rif. Unicofirm-fill-gypsum-concrete
Famiglia di prodottoGypsum Cement Underlayment
Gruppo di famigliaGypsum Concrete Floor Underlayment
TipoOggetto (oggetto singolo)
Data di pubblicazione2026-03-02
Numero di versione1

Links

Link al Prodottohttps://hackerindustries.com/firm-fill-gypsum-concrete.shtml
Istruzioni di installazionehttps://hackerindustries.com/pdfs/Firm-Fill-Post-Pour-Instructions.pdf
Certificazione di Prodottohttps://hackerindustries.com/3-part-specs/FF_Gypsum_Concrete_-_Blue_Bag.pdf

Relativo a

Progettato inStati Uniti
Prodotto inStati Uniti

Classificazioni

Categoria BIMobjectPavimentazioni - Fondo
Codice CSI MasterFormat 201403 54 13
Titolo CSI MasterFormat 2014Gypsum Cement Underlayment
Numero OmniClass23-15 17 11 13
Titolo OmniClassFloor Underlayments

Disponibilità Regionale

Nord America
Anguilla
Antigua e Barbuda
Aruba
Bahamas
Barbados
Belize
Bermuda
Canada
Costa Rica
Cuba
Curaçao
Dominica
El Salvador
Giamaica
Grenada
Groenlandia
Guadalupa
Guatemala
Haiti
Honduras
Isole BES
Isole Cayman
Isole Turks e Caicos
Isole Vergini Americane
Isole Vergini britanniche
Martinica
Messico
Montserrat
Nicaragua
Panamá
Porto Rico
Repubblica Dominicana
Saint Kitts e Nevis
Saint Martin
Saint Vincent e Grenadine
Saint-Barthélemy
Saint-Pierre e Miquelon
Santa Lucia
Sint Maarten
Stati Uniti
Trinidad e Tobago