SYSTEM NO. 1166

Flexible Water-Resistant Grout

This system provides a flexible and durable solution for repairing and sealing cracks and joints in concrete or masonry surfaces, using a polymer-modified primer to enhance adhesion and a high-performance non-shrink, waterproof cementitious mortar to fill and seal voids. The system is suitable for interior and exterior applications, ensuring excellent bonding, crack-bridging ability, and resistance to water ingress.


Key Features

  1. Flexible, fiber-reinforced formulation for enhanced durability and performance.
  2. Capable of bridging cracks up to 2 mm, ensuring effective crack control.
  3. Suitable for underwater application and curing, even in challenging conditions.
  4. Provides elastic coverage designed for continuous and moving cracks.

System Products

No. Product Use Product Name Coats/Thickness Color Pack Size
1 Primer (Optional) Optional Bond SBR 1
  • White
All pack sizes
  • 20 Kg Jerrycan
  • 5 Kg Gallon
  • 2 Kg Box Bottle
2 Repair/Filler UNIMIX UW Up to 40 mm
  • White
  • Grey
  • Off-White
All pack sizes
  • 10 Kg Bag
  • 5 Kg Bag

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