Lascaux Mediums & Additives

Lascaux Retarder

Added to acrylics Lascaux Retarder extends open time without altering the quality or the aspect of the colour. Not suited for works on absorbent substrates or outdoor use. 

Video: how to use Lascaux Retarder

  • doubles open time
  • does not affect the quality and aspect of colours
  • only minimal changes to viscosity
  • lightfast and age-resistant
  • pastose and very economical
Use & application:
  • as an additive to acrylic colours on non-absorbent substrates 
  • only for indoor use