Water Leakage

While air leakage is the most common moisture source, bulk water intrusion typically leads to the worst damage. This lesson examines the common design flaws in roofs, site drainage and wall systems that commonly lead to serious problems.

Learning Objectives

At the conclusion of this lesson, you will be able to:

• Analyze the water pathways over roofs, site work and walls
• Identify the common design flaws that lead to moisture problems
• Explain best practice flashing methods for roof and wall systems

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