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Fosroc Renderoc HB | High-Build Concrete Repair Mortar

High-Performance Vertical & Overhead Concrete Repair

Fosroc Renderoc HB is a premium, lightweight mortar engineered for the reinstatement of large-scale concrete structures and localized patch repairs. Formulated as an alkaline-based solution, it provides critical corrosion protection for embedded steel reinforcement. It is the ideal choice for vertical and overhead high-build applications requiring medium strength and superior resistance to chlorides and carbon dioxide.

Key Advantages of Renderoc HB

  • Lightweight Formulation: Allows for extra high-build application in a single layer, significantly reducing labor time and formwork requirements.
  • Wet Spray Compatible: Can be applied via wet-spray process for rapid coverage and increased density in large-scale repairs.
  • Maximum Durability: Extremely low permeability ensures long-term protection against environmental contaminants and aggressive agents.
  • Superior Bond Strength: Specifically designed to ensure excellent adhesion to concrete substrates.
  • User-Friendly Application: Shrinkage-compensated and pre-bagged for consistent results—simply mix with clean water.
  • Non-Corrosive: Contains no chloride admixtures, ensuring the safety of structural components.

Technical Resources

Access technical specifications for Fosroc Renderoc HB:

Technical information sourced from Fosroc Australia