The Chemical Company

Watson Bowman

Wabo®Flash EEJ (Roof to Roof)

Wabo®Flash is an exterior roof and wall flexible bellows expansion control system that provides multidirectional movement capability and weatherproofing. The expanded rubber profiles are integrally attached to metal flanges and are capable of following complex directional changes in a wide variety of applications. The system can be utilized as a primary protection barrier or as a secondary system behind or below a variety of construction materials. EEJ.

Photo is for graphic purposes only.

Product Highlights


  • For exterior walls & roofs
  • Flexible expanded rubber with membrane
  • Complex directional changes
  • Integral metal flanges


Exterior Roof Joint Systems