FIRM-FILL® High Strength | Floor Underlayment

FIRM-FILL® High Strength floor underlayment is the economical solution to correct concrete problems. It resurfaces any cracked or damaged concrete to better than new, providing surface hardness from 2500 to over 3800 psi. From feather edge to 3-1/2 inches in thickness, FIRM-FILL® High Strength floor underlayment provides a durable, flat floor for virtually any finished floor covering.

Recommended For

Concrete Toppings & Self-Levelers:Cracked or damaged concrete, pre-cast concrete, & cast-in-place concrete.

Features & Benefits

Corrects cracked or damaged concrete, creating a new, flat surface
Can be installed from feather edge to 3-1/2 inches in thickness
FIRM-FILL® High Strength floor underlayment has compressive strengths from 2500 - 3800 psi
Rapid installation; up to 25,000 square feet installed per day
Quick drying; can be walked on in 90 minutes
Expert application; installed only by trained, Licensed Applicators
FIRM-FILL® High Strength floor underlayment has 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

Tekniset tiedot

Technical Data	Properties	ASTM
Weight	7.7 lbs/ft² at 3/4" (19 mm)	C472M
Thickness	Feather edge to 3 1/2" (89mm)
Compressive Strength	2500 - 3800 psi	C472M
Thermal Performance	K-value of 3.34 Btu/ft²·h·°F; R-value of 0.30 ft²·h·°F/Btu	C177
Fire Hazard Classification	Flamespread index 0; Fuel Contribution 0; Smoke Density 0	E84
Patty Size	7 1/2" (191mm) to 9” (229mm) plus or minus 1/2" (13mm) in diameter
Sand	1/8" (3mm) or less washed plaster, masonry sand or silica sand	E11
UL listings	Listed in over 100 1, 2, 3 and 4 hour floor/ceiling assemblies

Tekniset tiedot

Yksilöity viitefirm-fill-high-strength
TuoteperheGypsum Cement Underlayment
TuoteryhmäGypsum Concrete Floor Underlayment
TyyppiObjekti (yksittäinen objekti)
Julkaisupäivä2026-03-02
Painoksen numero1

Linkit

Tuotteen urlhttps://hackerindustries.com/firm-fill-high-strength.shtml
Asennusohjeethttps://hackerindustries.com/pdfs/Firm-Fill-Post-Pour-Instructions.pdf
Tuotesertifiointihttps://hackerindustries.com/3-part-specs/FF_High_Strength_Specs.pdf

Liittyviä

Suunniteltu:Yhdysvallat
Valmistettu:Yhdysvallat

Luokitus

BIMobject-luokkaLattiat - Pohjustus
CSI MasterFormat 2014 -koodi03 54 13
CSI MasterFormat 2014 -nimikeGypsum Cement Underlayment
OmniClass-numero23-15 17 11 13
OmniClass-nimikeFloor Underlayments

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