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RIW Cementflex - Waterproof coating system

Two component, water-based, cementitious modified, polymer-rich coating with excellent adhesion to prepared concrete and masonry substrates. 

Cold applied, flexible, cementitious waterproof coating system.

General information

Concrete grey


Totally waterproof; Resists up to 100 m head of positive & negative water pressure; Tough & flexible to accommodate differential movement; Seamless & fully bonded; Applied to damp surfaces; Abrasion & impact resistant; Quick & easy to apply by hand or spray; Environmentally friendly


Cement based, modified styrene acrylic copolymer


RIW Limited’s waterproofing products will, subject to normal service conditions, provide an effective barrier to the transmission of liquid water and water vapour for the life of the building in which they are incorporated., The products must be installed in accordance with RIW written instructions, and following installation must not be subjected to any damage or long-term UV exposure

Uniclass 2015
Pr_20_31_53_66 Polymer-modified cementitious slurriesPrimary
Digital objects
PlatformCompatibleVersionCertified to
IFC2X3 1 1.3
Revit 2015 1 1.3
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