FOX MULTIPLUS® 2K FS542 is a cement and polymer modified, bitumen-rubber based, two-component, solvent-free, crack bridging, flexible waterproofing material.

Meets TS EN 15814 + A2 CB1-W1-C2A-R1 requirements.
Public Works Position No: 04.379/I07

CB1: ≥1mm Static Crack Bridging
W1 : 0,0075 N/ mm² Pressure Water Impermeability
C2A: 0,30 MN/m² Compressive Strength
R1 : ≤ 24 hours after Rain Resistance

Usage Areas

  • Positively in indoor and outdoor spaces, horizontal and vertical applications,
  • On reinforced concrete surfaces that are under the soil and have constant contact with water,
  • On surfaces such as foundation, curtain wall,
  • On retaining walls,
  • In the insulation of flower beds,
  • Insulation of balconies and terraces against surface waters (provided that they are protected)
  • In basements and similar underground structures,
  • It is used to protect concrete against water and microorganisms coming from underground.


  • It is applied easily and quickly.
  • The brush is applied with a trowel.
  • It creates a seamless, permanent and moisture-proof coating.
  • It has crack bridging feature.
  • It can be applied on slightly damp and dry surfaces.
  • It is long-lasting, resistant to water, weak acids and some salt solutions.
  • It creates a jointless, uninterrupted and permanent insulation layer.
  • It is used smoothly in horizontal and vertical applications.
  • Resistant to freeze-thaw cycle.
  • It has a high aging resistance, providing permanent water impermeability even after many years.
  • It can be used in areas affected by motion and vibration.
  • It is solvent-free, water-based and environmentally friendly.
Product Group




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