We’ve found that the ability of a Hemcrete® wall to mitigate interior moisture issues is one of its most desirable qualities. The hygroscopic qualities of the lime binder, combined with a (very alkaline) ph of 12, create an environment that will not sustain mold growth.

Personal reports from inhabitants support this evaluation. This property of the material was one of the primary reasons that we were originally attracted to it as a construction system. It is interesting to note that lime has been in use as a surface preservative for wood for thousands of years.

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