California Building Codes Raise New Challenges

January/February 2006
A version of this article appears in the January/February 2006 issue of Home Energy Magazine.
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January 01, 2006
Wet Georgia Crawlspace         Q. I have too much moisture in the crawlspace of my 1971 single-level brick home in west central Georgia. Can you recommend a method to lower the moisture level?         There is no plastic ground cover/barrier in the crawlspace. A 14-inch fan circulates air in the crawlspace (the fan is not located at a foundation vent; it just blows across the crawlspace). The foundation vents are open, including the screened crawlspace entry doors.There’s no ground/rainwater flowing into the crawlspace.There are no roof gutters on the home.         The insulated ducts in the crawlspace have condensation on them; there is mold forming on floor joists in several places; and heavy moisture is collecting in several places on the floor joists and drips down. There’s no sign of standing water in the crawlspace, including none inside of the foundation wall, but the ground there is damp, especially along the inside foundation wall.The outside air was very humid last summer and temperatures have been in the mid-high 90s.         Any information ...

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