Protecting wood products from moisture is an
important factor in preventing fungal decay. Wood framing maintained
at a moisture content of less than 20% will not decay.
A raised floor foundation separates a structure from one of
the biggest sources of moisture — the ground itself. With
proper design, construction, and maintenance practices, a raised
floor system can remain dry and free of moisture-related problems.
Moisture control can be accomplished primarily through the application
of basic, proven construction practices:
For additional details, see the Design of Wood Structures
for Permanence — Wood Construction Data No. 6 from
the American Wood Council at www.awc.org.
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