Technical Data about BuildBlock Insulating Concrete Forms

Technical

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Dimensions

Form Type

Length

Return

Area
sq. ft.

Concrete
Vol. cu. 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

BuildLock KNOCK-DOWN 10" PRODUCT LINE - Width 15” Height 16”

Straight

48”

N/A

5.33

.164609

90° Corner

Ext: 37”/Int: 22”

Ext: 25”/Int: 10”

6.88

.151444

BuildLock KNOCK-DOWN 12" PRODUCT LINE - Width 17” Height 16”

Straight

48”

N/A

5.33

.197529

90° Corner

Ext: 39”/Int: 22”

Ext: 27”/Int: 10”

7.33

.191408

BuildDeck PRODUCT LINE - Width 24”

8" BuildDeck

24”

N/A

4.0

.051111

10" BuildDeck

24”

N/A

4.0

.055854

12" BuildDeck

24”

N/A

4.0

.060432


Straight 4", 6" & 8" Concrete Cores	90o Corner 4", 6" & 8" Concrete Cores	45o Corner 4", 6" & 8" Concrete Cores	Brick Ledge 6" & 8" Concrete Cores	Double Taper Top 6" & 8" Concrete Cores	BuildDeck Floor and Roof Decking System

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
U-value	U-0.048
Actual R-value	4.4 Per inch of EPS
Thermal Mass (form & concrete)	6" core: 72lbs/sq.ft. 8" core: 96lbs/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 54 with 1/2-inch sheet rock both sides STC Sound Class rating of 51 with 1/2-inch sheet rock one side
Fire wall	Fire wall rating 5,000 to 12,000 lbs per lineal foot for 3 hours.
Concrete compressive strength	3000 psi
Concrete pouring temperature	Down to 0°F (-18°C)