Exterior Levelling & Smoothing Compound


ARDEX K 301 Levelling Compound is formulated for external applications resisting the effects of sun, rain, heat, cold and even freeze thaw conditions.
Having outstanding durability ARDEX K 301 is also perfect for wear surfaces in workshops, domestic garages, storage areas, light commercial areas, courtyards and footpaths.


  • Thickness: 2-20mm
  • Substrates:

    • New and existing concrete, moist or dry

  • Coatings:

    • Polyurethane coatings
    • Epoxy coatings
    • Ceramic and quarry tiles

  • Location:

    • External and internal
    • Above or below grade application

  • Coverage: 6.4m2 at 2mm
  • Drying Times:

    • Walkable from 2-3 hours
    • Ready for tile and surface coatings from 24 hours

  • Packaging:

    20kg triple layered bag