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Parchem Construction Supplies

Renderoc CAC

Renderoc CAC

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High performance mortar with superior biogenic corrosion resistance.


Renderoc CAC is used to rehabilitate sewer infrastructures that have been damaged over years by biogenic corrosion. Renderoc CAC can also be used to provide a protection lining to new infrastructures that will be exposed to biogenic corrosion conditions.

Renderoc CAC is avaibale in dry spray and wet spray. The Renderoc CAC Dry Spray is supplied as a ready to use dry powder for use with standard dry spray gunite or shotcrete equipment. And the Renderoc CAC Wet Spray is a cementitious mortar, fully compatible with the moist environment found in sewers.


The properties of Renderoc CAC result from the chemical and mineral phases formed during the hydration process.

  • Inhibits bacterial activity
  • Neutralizes sulfuric acid
  • Readily adheres to damp concrete
  • Easy monolithic installation
  • Provides long term corrosion protection
  • Contains no VOC’s

Technical Data Sheet

Safety Data Sheets

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