FlexiBuild Central America ICF Construction System · Eighth-generation ICF system
FlexiBuild Central America ICF Construction System construction system · 15 cm core
Insulating concrete form system for reinforced concrete walls. System selection and structural design must be completed by the project professionals.

ICF system technical data
| Core thickness | 15 cm (5.91 in) |
|---|---|
| Total wall thickness | 30 cm (11.81 in) |
| Published R-value | R-25 |
| Published STC rating | 54 |
| Published fire resistance | 4 hours |
| Published compressive strength | > 2,500 psi |
| Maximum wall height | 3.6 m (12 ft) |
Components for the 15 cm core option 15 cm

Straight form block

L-shaped corner block

Opening bucking piece

Long T connector 15 × 10 cm

Short T connector 15 × 10 cm
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