Wecryl 123 BS

Primer for bituminous composite waterproofing

Brief Description

Wecryl 123 BS is a fast-curing, low-viscosity primer that has been designed specifically to meet the technical delivery specifications and technical test requirements for resins used in primers (TL/TP-BEL-EP) in accordance with the technical contract requirements and guidelines for civil engineering (ZTV-ING) part 7, bridge deck surfacing.


2-component, fast-curing PMMA-based (polymethyl methacrylate) resin primer

RAL colours

Wecryl 123 BS
is available in the following standard colours:

has a slight red tint.


Wecryl 123 BS is used as a primer on concrete substrates that need to comply with TL/TP-BEL-EP of ZTV-ING, part 7, bridge deck surfacing. Suitable for overlaying with polymer-bitumen waterproofing membranes under asphalt surfacing.

Properties and advantages

  • Easy and fast application
  • Good binding properties for residual dust control
  • Hydrolysis- and alkali-resistant
  • Fills pores, pinholes and cracks
  • Penetrates into and stabilises the surface


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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