Chemicals | Powders | Specialty Repairs


Waterstop™ is a non-corrosive, non-rusting, extremely fast setting hydraulic cement compound for plugging and stopping active water leaks in concrete structures or masonry surfaces. When mixed with water to a thick consistency and hand formed into a plug, it will stop active leaks even under water.

  • Stops active water leaks
  • Extremely fast setting
  • Strong & Durable
  • Interior or exterior use

Waterstop is designed to be used to stop water flow through non-moving cracks, crevices and holes in concrete or masonry surfaces; it stops leaks into or out of basement walls, concrete blocks, tubs, swimming pools, concrete pipe, culverts, manholes, elevator pits, and storm drains. Waterstop™ can be used as a plug for cisterns, sewers, tunnels, mines and dams.

Product Code Packaging
67375 50 lb. pail
Specific customer pricing may be available in Dayton Access. Minimum standard packaging sizes may apply.