Wecryl R 230 /-thix /-thix HT /-TT


Brief Description

Wecryl R 230 products are high-grade, PMMA-based waterproofing resins with low-temperature flexibility and are fleece-reinforced to create durable and reliable roof waterproofing membranes and to waterproof joints on water-impermeable concrete. Their liquid application allows seamless waterproofing systems to be applied to large areas, and even the most complex roof penetrations and upstands to be securely incorporated.


2-component, fast-curing and highly flexible PMMA-based waterproofing resin (PMMA = polymethyl methacrylate)

RAL colours

Wecryl R 230 /-thix /-thix HT /-TT
is available in the following standard colours:

RAL 7032 pebble grey
RAL 7043 traffic grey (Wecryl R 230 thix/Wecryl R 230 thix HT)


Wecryl R 230/-TT /-thix /-thix HT is applied together with WestWood fleece reinforcement for waterproofing flat areas and details on roofs as well as for waterproofing water-impermeable concrete joints. For utilised roof areas Wecryl R 230 is applied together with the following WestWood products or as a waterproofing membrane underneath surfacing provided by others.

Properties and advantages

  • Highly flexible and crack-bridging even at extreme sub-zero temperatures
  • Permanently weather-resistant (UV-, hydrolysis- and alkali-resistant)
  • Fully bonded to the substrate, therefore no flow paths for water
  • Easy and fast application
  • The most complex roof penetrations can be securely incorporated in the seamless waterproofing system
  • Fast-curing
  • Can also be applied at sub-zero temperatures
  • Can be applied to almost all substrates, including variable substrates
  • (when combined with WestWood primers)
  • Solvent-free
  • Test certificates and technical approvals for the highest performance categories (ETAG 005 and Deutsches Dachdeckerhandwerk [German Roofing Trade] ´Rules for Waterproofing Systems´. Meets the requirements for the sectors roof and joint waterproofing of water-impermeable concrete structural components


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Postal address

WestWood® Liquid Technologies Ltd.
31 Morris Road,
Nuffield Industrial Estate
Poole, Dorset BH17 0GG
United Kingdom

+44 800 808 5480

Trade Association

  • LRWA
  • DIBt
  • NFRC
  • EOTA
  • BPA
  • BBA