Christine Beall is a consulting architect who has more than 25 years of experience in the design, specification, and construction of residential, commercial, institutional, and industrial buildings. She has written or edited several books, including Masonry Design and Detailing and Thermal and Moisture Protection Manual (also from McGraw-Hill), and has published more than 100 articles and papers on masonry, sealants, glass, fire-resistant materials, moisture problems, and related construction topics. An active member in several professional organizations, Ms. Beall works as a consultant and ex...