Field mockups for exterior wall systems: Will the design pass the test?

What are the risks involved with enclosure design and how can owners and designers help mitigate them? How does one verify compliance with specified performance requirements, especially for critical elements intended to protect the building from the outdoor environment? Is the design constructible? How can owners, designers, and contractors know they have the correct materials, a functioning assembly, and proper workmanship? When is testing appropriate and cost effective? When should tests be conducted? What is the difference between mockup and compliance tests? The enclosure performance mockup process is a fundamental part of answering these questions.

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