Fear of callbacks and lawsuits keeps contractors from experimenting
with every new building product that comes down the
pike. But foam concrete-forming systems are making headway
against this conservatism. These "stay in place" systems use
proven materials like rigid foam insulation and concrete to form
and insulate structural concrete walls in one step.
In this article, three experienced builders describe the on-site
techniques they've developed to use these new forming systems.
Insulated concrete post-and-beam
by Tony Bowler, Hageman, Idaho
If you can imagine building a wall out of giant Legos shaped
from expanded polystyrene (EPS), then you already understand
the principle behind the Keeva form system. Each 4-
foot-long Keeva block measures