摘要 |
Disclosed is a system for waterproofing interior surfaces of parapet walls disposed on a roof, wherein the parapet walls include an interior surface counter flashing and a surface cap. The system includes at least one waterproofing membrane configured to allow moisture to escape from a space between the at least one waterproofing membrane and the interior surfaces of the parapet walls, wherein the at least one waterproofing membrane is disposed to extend at least a portion of a distance along the interior surfaces from the surface cap to the roof from which the parapet walls extend. The system also includes a flap valve defined by the at least one waterproofing membrane, the flap valve being positioned between the surface cap and the roof.
|