NOTE: This Roof Expanion Joint Model may be used in vertical wall-to-wall, and appears in the technical datasheets, but no longer has it's own web page. Wabo®Flash is a cost-effective expansion control
system that provides multi-directional movement
capabilities and weather proofing for exterior walls
and roofs. The system’s flexible rubber bellows
profile is integrally attached to metal flanges that
are capable of following complex directional
changes in a wide variety of applications.
Factory prefabricated transitions are available
where applicable. Each system can be utilized as a
primary protection barrier or as a secondary system
behind or below a variety of construction materials.