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Sikafloor®-3S one-component liquid sodium silicate surface densifier for application on existing concrete surfaces

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Sikafloor®-3 S is a one-component liquid sodium silicate surface densifier for application on existing concrete surfaces.
In addition to its densifying action, its formulation reduces the porosity of concrete surfaces and a contributes to create a dust-free finish.
Sikafloor®-3 S is odourless, colourless, biodegradable and VOC compliant.

Where to Use

Use on any horizontal old or new concrete surface, interior or exterior where a hard, light to moderate abrasion resistant surface is required: 

  • Educational and medical facilities.
  • Warehouses and industrial plants. 
  • Food-processing plants.
  • Stores and shopping malls.
  • Parking structures.
  • Gas stations.
  • Offices and multi-residential buildings


  • 20 L (5.3 US gal.) pail and 200 L drum (53 US gal.)


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