Water Intrusion Analysis

 

Why: Only way to confirm water intrusion paths.

 

Step 1: Inject multiple color dyes into suspected unsealed exterior joints.

 

Step 2: Apply water stream 

simulating winddriven rain.

 

Step 3: Examine dye color at interior surface exit.

 

Step 4: Extract assembly core to examine concealed components.

 

Step 5: Identify water intrusion entrance point, intrusion path, and water intrusion exit point.

 

Step 6: Identify defective 

component and determine repairs.