What it does
Through-wall flashing collects water that has got into a masonry wall and sends it back out before it does damage.
Sources
- Copper in Architecture Design Handbook - 9.1 Through-Wall Flashing - Copper Development Association

Where through-wall flashing goes in a masonry wall, how it is shaped, and why every end is dammed.
4 min · 7 slides · 4 questions
All lessonsThrough-wall flashing collects water that has got into a masonry wall and sends it back out before it does damage.
Sources