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Buy Quality Insulating
Concrete Forms
Technical
Dimensions
Form Type
Length
Return
Areasq. ft.
Concretecu. yd
4” PRODUCT LINE
- Width 9” Height 16”
Straight 48”
N/A
5.33
.065844
90° Corner Ext: 31”/Int: 22”
Ext: 19”/Int: 10”
5.56
.054574
45° Corner Ext: 28 ”/Int: 24.272”
Ext: 16”/Int: 12.272”
4.89
.054985
6” PRODUCT LINE
- Width 11” Height 16”
Straight 48”
N/A
5.33
.098765
90° Corner Ext: 33”/Int: 22”
Ext: 21”/Int: 10”
6.00
.086528
45° Corner Ext: 28”/Int: 23.444”
Ext: 16”/Int: 11.444 ”
4.89
.080841
Brick Ledge* 48”
N/A
5.33
.134148
Double Taper Top**
48”
N/A
5.33
.130128
8” PRODUCT LINE
- Width 13” Height 16”
Straight 48”
N/A
5.33
.131687
90° Corner Ext: 35”/Int: 22”
Ext: 23”/Int: 10”
6.44
.121517
45° Corner Ext: 28 ”/Int: 22.615”
Ext: 16 ”/Int: 10.615”
4.89
.105425
Brick Ledge* 48”
N/A
5.33
.167074
Double Taper Top**
48”
N/A
5.33
.163050
*Brick Ledge Corbels Only (6” and 8”) .035556
**Double Table Top Corbels Only (6” and 8”) .031363
Technical Data
Expanded Polystyrene density
1.5lbs/cu.ft.
Average thickness of EPS
2.5" / panel (5" total)
Steady State R-value
R-21 foam value
Effective R-value (concrete, form, air
infiltration, and thermal mass)
R-24 to R-50
Actual R-value
4.4 Per inch of EPS
Thermal Mass (form & concrete)
6" core: 72lbs/sq.ft.
K-Factor
.24 Per inch of EPS
Water absorption
Less than 3% (ASTM C272)
Water vapor
0.56 perms per 2.5"
Sound class
STC Sound Class rating of 54with 1/2-inch sheet rock both sides
STC Sound Class rating of 51with 1/2-inch sheet rock one side
Fire wall
Fire wall rating 5,000 to 12,000 lbs perlineal foot for 3 hours.
Concrete compressive strength
3000 psi
Concrete pouring temperature
Down to 0°F (-18°C)
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Technical
Technical
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