Lightweight Fill

AirKo Inorganic Lightweight Fill System

CERAKO provides on-site manufactured and injected inorganic lightweight fill for large cavities and void spaces.

It can be applied to retaining-wall backfill, abandoned pipes and culverts, underground cavities, tunnel voids, utility passages, and other large empty spaces.

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The material density and strength can be adjusted according to site conditions and project requirements.

Key Features

One of the greatest advantages of AirKo Lightweight Fill is its cost competitiveness. By using locally sourced materials and producing the material directly at the project site, it can significantly reduce import, transportation, customs, and logistics costs.

  • Inorganic and non-combustible
  • On-site production, supply, and installation
  • Adjustable density and strength
  • Suitable for large or difficult-to-access voids
  • Closed-cell structure helps reduce water absorption
  • Reduced transportation and logistics costs
lightweight fill for utility trenches and cavityes
On-site lightweight filling for utility trenches, pipe channels, and cavities.