Since 1990
7221 Gray Burn Drive  Suite A
Glen Burnie, Maryland 21061-2841
Copyright Š 2003. All rights reserved.
For use over wood subfloors, FIRM-FILLŽ 2010 floor underlayment is the product of choice for Custom Homes, Light Commercial Buildings, Hotels, and Renovation Projects. It stiffens the subfloor to eliminate squeaks and nail pops and provides a solid floor while remaining safe for the environment. FIRM-FILLŽ 2010 floor underlayment creates additional surface hardness and compressive strengths up to 2500 psi.
FIRM-FILLŽ 2010 Floor Underlayment Features and Benefits

ˇFIRM-FILLŽ 2010 Floor Underlayment is designed for installation over wood subfloors
ˇStiffens the subfloor to eliminate nail pops and squeaks
ˇCreates a smooth, flat, crack-resistant surface
ˇCompressive strengths from 1600 - 2500 psi
ˇRapid installation; up to 40,000 square feet installed per day
ˇQuick drying; FIRM-FILLŽ 2010 Floor Underlayment can be walked on in 90 minutes
ˇExpert application; installed only by trained, Licensed Applicators
ˇFIRM-FILLŽ 2010 Floor Underlayment have approvals from ICC-ES and HUD

Meets ASTM F2419, Standard Practice for the Installation of Thick Poured Gypsum Concretes and Preparation of the Surface to Receive Resilient Flooring.


Technical Data Properties ASTM
Weight 7.2 psf at 3/4" C-472
Thickness 3/4" (19mm) (minimum over wood) to 3 1/2" (89mm)  
Compressive Strength 1600 - 2500 psi C-472
Thermal Performance K-value of 2.8 Btu; R-value of 0.36 ft2.h. oF/Btu C-177-76
Fire Hazard Classification Flamespread index 0; Fuel Contribution 0; Smoke Density 0 E-84
Patty Size 8" (203mm) plus or minus 1/2" (13mm) in diameter  
Sand 1/8" (3mm) or less washed plaster or masonry sand E-11
FIRM-FILLŽ 2010
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