
For general contractors and developers
Builder Guides
Plain answers on moisture and mold in wood-frame construction, from the industrial hygienists who inspect these buildings.

How Dry Should Wood Framing Be Before Drywall?
The 19% MC line, where to read, and how to tell active growth from lumber-yard staining.

Gypcrete, Drying Time and Mold
Under 22% WME before trim and cabinets, a 60% RH ceiling, and why the perimeter matters.
Want this on your jobsite?
Book a free session for your superintendents and foremen, or put inspections at framing, drywall and gypcrete with the Three Phase Program. Questions? Call 410-897-2629.

