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Tom Harris is president of Tom Harris PUR Consulting LLC. He has more than 35 years of polyurethane foam development and deployment experience ranging from Development Chemist, Product and Marketing Management, Business Development and Building Science in Canada and the United States. He can be reached at tom@letstalkpur.com.
The winds of change are upon us. These days it can be observed that building construction materials, techniques and designs are influenced by many drivers. This article discusses the use of spray-applied, medium density, closed-cell polyurethane foam (ccSPF) and compares off-site (in a controlled environment) applications with on-site spray application.
Fewer skilled tradesmen, less available energy, tighter build schedules, fewer quality checks and less concern with building envelope performance are off-set by the demand for more energy efficient designs, more resilient assemblies and more productivity.