Since 1990
7221 Gray Burn Drive Suite A
Glen Burnie, Maryland 21061-2841
Copyright Š 2003. All rights reserved.
FIRM-FILLŽ 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-FILLŽ High Strength Floor Underlayment provides a durable, flat floor for virtually any finished floor covering.
FIRM-FILLŽ High Strength Floor Underlayment Features and Benefits
ˇCorrects cracked or damaged concrete, creating a new, flat surface
ˇCan be installed from feather edge to 3-1/2 inches in thickness
ˇFIRM-FILLŽ High Strength Floor Underlayment has compressive strengths from 2500 - 3800 psi
ˇRapid installation; up to 40,000 square feet installed per day
ˇQuick drying; can be walked on in 90 minutes
ˇExpert application; installed only by trained, Licensed Applicators
ˇFIRM-FILLŽ 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
| Technical Data |
Properties |
ASTM |
| Weight |
7.7 psf at 3/4" |
C-472 |
| Thickness |
Feather edge to 3 1/2" (89mm) |
|
| Compressive Strength |
2500 - 3800 psi |
C-472 |
| Thermal Performance |
K-value of 3.34 Btu; R-value of 0.30 ft2.h. oF/Btu |
C-177-76 |
| Fire Hazard Classification |
Flamespread index 0; Fuel Contribution 0; Smoke Density 0 E-84 |
E-84 |
| Patty Size |
7 1/2" (203mm) plus or minus 1/2" (13mm) in diameter |
|
| Sand |
1/8" (3mm) or less washed plaster, masonry sand, or silica sand |
E-11 |
FIRM-FILLŽ High Strength
