The most important feature of an (exterior)drainage wall is
A)exterior cladding.
B)weep holes.
C)flashing.
D)waterproofing of the backup wall.
E)all of the above.

Question

Quizplus · Accepted Answer

All of the above features are important in order to ensure proper drainage and prevent moisture intrusion into the building envelope. The exterior cladding protects the backup wall and provides an aesthetic finish, weep holes allow water to drain out of the wall cavity, flashing helps to direct water away from vulnerable areas, and waterproofing of the backup wall provides an additional layer of protection against water penetration.

The Most Important Feature of an (Exterior)drainage Wall Is