Back to the basics: An introduction to air and moisture barriers in wall assemblies

Author Karine Galla, Sr. Product Manager for Sto Corp., discusses the basics of air and moisture barriers in wall assemblies, including the pros and cons of different types. “Air and moisture barrier systems should meet three key criteria. First, they should be continuous so as not to allow any opportunities for air leakage. Second, they should be structural in the sense that they should be permanently secured to the supporting structure.”

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