The Role of Proper Flashing in Preventing Window Leaks
Why Flashing Does More Than Cover A Rough Opening When a window starts leaking, homeowners usually look at the sash or the caulk line first, but the hidden details around the opening often matter more. Flashing is the water-management layer that keeps rain from working its way behind the window and into the wall. Even quality units can leak if the flashing is incomplete, reversed, damaged, or buried under the wrong layers. The window itself may be fine, while the open