Wecryl 230 /-thix /-TT


Brief Description

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


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

RAL colours

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

RAL 7032 pebble grey
RAL 7043 traffic grey (230 thix only)


Wecryl 230 is applied together with Weplus fleece reinforcement for waterproofing large areas and details on roofs as well as for waterproofing water-impermeable concrete joints. For utilised roof areas Wecryl 230 is applied under other 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 under the membrane
  • 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 (ETA, AbP) for the areas of roof waterproofing and the waterproofing of joints on water-impermeable concrete units


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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