Fosroc

Waterproofing

Conplast X421IC

A dark brown liquid waterproofing admixture added to concrete or mortar. It spreads evenly through the mix, cuts water demand and makes the concrete denser and less porous.

Best for: Concrete mixes, Cement mortar and plaster

Why choose it

  • Liquid, so it disperses fully in the mix
  • Lowers permeability of concrete and mortar
  • Improves workability, even with harsh sand
  • Reduces honeycombing and porosity

How to use it

Add to the concrete or mortar mix as directed in the TDS.

Source These details are taken from Fosroc's official website and technical data sheet, and written in simple words by APS. Some values are still being confirmed with the brand. Brands update their products from time to time, so please check the pack and the latest data sheet before use. See the official page

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