Renderoc CS

Renderoc CS is a crack sealing cementitious material in powder form. It is easy to apply and can be finished or smoothened off with a putty blade or a damp sponge. It sets quickly on application and can be over coated with common paints / coatings.


  • Single component – easy to use.
  • Versatile – can be used for plaster, masonry or concrete, can be painted after application.
  • Non sagging – can be used for horizontal, vertical and overhead applications.
  • Good adhesion – effective bonding with substrate.
  • Non Shrink – shrinkage cracking eliminated.

Aquaproof Anchoring Systems is authorised project Super stockist and brushbond authorised Fosroc applicator for Fosroc Chemicals(India) in Pune, Maharashtra and a leading dealer for construction chemicals.

Renderoc CS is used for sealing cracks on plaster, masonry and concrete substrates.

Instructions for use

  • Surface Preparation

The cracks to be sealed shall be saw cut or chiselled to form a ‘V’ groove of approximately of 6mm x 6mm. The grooves shall be cleaned to remove all the loose particles, dust, etc.The groove shall be sprinkled with clean water before applying the sealing mortar.

  • Mixing

Renderoc CF shall be mixed with water adopting w/p ratio 0.23 by weight or a mix porportion of 1 part of water to 3.0parts of Renderoc CF, by volume. Thorough mixing shall be carried out till a smooth, homogenous paste is obtained.


38 RM for a V groove crack of 6mm x 6mm. The actual coverage may vary depending on the substrate conditions.


Renderoc CS is supplied in 1kg. packs.