Rockbond Waterstop Mortar (RB WSM)

In situations where a rapid early strength gain is required. Caulking applications, and for sealing formwork and shutters. Designed for use during cold weather, low temperature applications and freezing conditions. To stop and plug the flow of running water, cementitious grouts, liquids and resins instantly. For the quick filling and sealing of cracks, cavities, gaps, joints and seals.