Concrete Solutions for architects, engineers and builders since 1974

Certi-Vex Water Plug

CERTI-VEX WATER PLUG is a single component, rapid setting, hydraulic, cementitious, water stopping mortar that provides a dense barrier to permanently seal out active water. The product is polymer modified ensuring superior adhesion and bonding. When mixed with clean potable water, the material sets in 3 to 5 minutes at 70° F (21° C).


  • Rapid setting
  • Stops flowing water
  • Non-shrink – 0.5% expansion
  • Sets up under water
  • Excellent freeze/thaw resistance
  • Non-metallic
  • High early strength
  • Interior and exterior use
  • Above and below grade repairs


Gurad/Film Forming Sealers

Penetrating Sealer and Concrete Curing in one easy-to-use product.