What Happens When Windows Leak In Stucco Homes?
This type of damage is NOT typical. Most window leaks do not cause significant structural damage to the framing wood.
Most damage under windows weakens the substrate (OSB, plywood, or gypsum), but does not effect the walls structural performance. The window below is the window shown below with the substrate removed. Notice the framing is solid. For more information about construction, click learn more.