Rapid Hardening Floor Patching Mortar

VELOSIT LS 225 is a cementitious leveling mortar for self leveling underlayments and concrete floors.It is used to create a smooth surface profile for thin floor coverings and coatings.

Typical applications:

  • Interior and exterior floors
  • Fairing of concrete slabs and screeds
  • Repair of surface defects like blow holes and honey combs on concrete floors
  • Application thickness from feather edge to 30 mm (1 1/4“)


  • Minimal shrinkage/expansion under dry resp. wet curing conditions minimizing the risk of micro-cracking
  • Creamy working consistency
  • Smooth surface profile
  • Fast air release with minimal requirement for agitation
  • Ready for foot traffic and application of further coatings and adhesives after 60 min. 
  • 15-20 min. working time and 20 MPa (2900 psi) compressive strength after 4 hours
  • Final strength of more than 0.5 MPa (73 psi) adhesive strength after 1 hour
  • Excellent adhesion to properly prepared concrete
  • Excellent water resistance, no strength loss under water
  • Light gray color close to concrete color


Here you can find detailed information about the selected VELOSIT product.

Technical Data Sheet Environmental Product Declaration - EPD Safety Data Sheet License EMICODE

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