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Product Information
Technical Datasheet
Safety Datasheet


Sikagard®-850 AG is a 1- part, polyorganosiloxanebased, permanent anti-graffiti and anti-flyposter clear coating. It protects concrete, wood and masonry substrates from rain, sun and temperature extremes.


As a permanent anti-graffiti and anti-flyposter coating for:

  •  Fair faced concrete, masonry
  •  Coated concrete, masonry
  •  Mineral substrates previously treated with a hydrophobic impregnation
  •  Wooden surfaces (coated or uncoated)

Suitable for:

  •  Moisture control (Principle 2, method 2.3 of EN 1504- 9)


  • Permanent – graffiti can be removed many times without damaging the protection or requiring a refresher coat
  • Poster prevention – flyposter does not bond onto treated substrate
  • Clear wet-look finish
  • Brightens and enhances the substrate colour
  • No chemical agents required for cleaning
  • Cleaning requires only cold-water pressure (80 to 100 bar) or cold-water low pressure washing and rubbing down with a clean cloth or scrubbing brush
  • Water vapour permeable
  • Low water absorption
  • Very good resistance against weathering and ageing
  • Good resistance to UV exposure
  • Retains gloss finish
  • Applied by brush, roller
  • Very low dirt pick-up
  • Can be tinted on site with pigment