It is an expansion type waterstop tape placed in concrete. In raft - raft combination and curtain - curtain combinations It is used in expansion joints close to the middle of the section. They are produced in three different widths (240, 320, 500 mm). 

It is an expansion type waterstop tape placed in concrete. In raft - raft combination and curtain - curtain combinations It is used in expansion joints close to the middle of the section. They are produced in three different widths (240, 320, 500 mm).