Mailing-List: contact greenbuilding-help@crest.org; run by ezmlm
>I am looking for a substitution of Styrofoam insulation(for Frost
>protection) under Slab on Grades.
Ralf, I used dense mineral wool under my slab but I wouldn't recommend it
unless it is possible to get greater density--compresses too much. Sacie
Lambertson
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