The American Architectural Manufacturers Association (AAMA) recently released an updated document to provide a standard water penetration test method when it comes to using dynamic pressure. AAMA 501.1-17, the "Standard Test Method for Water Penetration of Windows, Curtain walls and Doors Using Dynamic Pressure," establishes the equipment and procedures for testing.
In it, a section on test equipment updated to clarify what to do for laboratory testing versus on-site testing.