webertec EVA

Product formerly named: EMIX EVA Admix
Saint-Gobain Weber Hong-Kong

webertec EVA is a high performance ethylene vinyl acetate liquid admixture formulated to mix with Ordinary Portland Cement (OPC) as concrete surface modifier which promotes adhesion of renders, plasters and floor screeds to building surfaces. The polymer does not contain aromatic group which prevents the chance for sunlight and heat break down. The webertec EVA is highly suitable for exterior use. It can be used to enhance adhesion strength of cement sand mortar and spatterdash.

20L / drum


  • Mix with cement as concrete surface modifier to promote the adhesion of renders, plasters and floor screeds
  • As a protection slurry for steel reinforcement
  • Enhance the adhesion strength of mortar and spatterdash

Features and benefits

  • As a surface modifier to enhance the adhesion of render and screed
  • Improve the cohesion strength of the mortar
  • Excellent bonding to concrete, masonry and panel walls
  • Chloride free

Documentation and brochures

The information and physical data on this website is given to the best of our knowledge under standard testing method and controlled environment. The results may vary with different weather / site conditions, workmanship or substrates. This is beyond our control that we shall not be liable for any faults or consequences arising or associated with this. We suggest comprehensive tests to be conducted before final application. Unless specified, all technical data are average values with curing time of 28 days. We reserve the right to update or amend the contents in the light of new findings during the course of research and development.