So you posit that the problem of rotting out of windows originates with the interior moisture?

I am wondering about all of this because of a wall system I am working on. see here for details: http://www.tfguild.org/forums/ubbthreads.php?ubb=showflat&Number=25255&page=3

Was de eine ilüchtet isch für angeri villech nid so klar.
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