Negative Waterproofing

Vapour Lock

Vapour Lock is a water based, solvent free epoxy coating for concrete floors and walls. Ideal for interior floors which have a high moisture content. Vapour Lock provides a moisture barrier prior to laying carpet or vinyl.


  • Solvent free – water based product
  • Excellent adhesion
  • Cleans up with water
  • Ease of application
  • Low maintenance & cost
The areas to be coated with Vapour Lock must be clean, dry and free of oil, grease or other contaminants which may affect adhesion of the product. Loose concrete or other material should be removed from the surface and repaired prior to application of Vapour Lock.  Especially porous concrete can be primed with Vapour Lock at a rate of 8 – 10 m2 per litre.