Steve Long

Over the more than 30 years I’ve worked in my family’s specialty masonry products business, I’ve often been asked to consult on moisture problems in wood-frame construction. Most of the damage I’ve seen is caused by substandard water-resistant barriers (WRB) and poor flashing details in stucco or adhered masonry veneer.

Although there have been gains made in the code to address these issues, I come across the same installation errors on new construction. One of the most common is to allow a single layer of building paper or housewrap to serve as the WRB. The results can be catastrophic: The OSB sheathing and studs around the window on this home essentially...

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