Non stock item

Ardex K11 Rapid Levelling Compound 22kg

Non-Stock | | 2-3 Working Days

  • Rapid hardening - walkable in 21/2 hours regardless of thickness
  • Free flowing mortar 1.5mm – 10mm
  • Receives floorcoverings the next day
  • Suitable for floors with underfloor heating
  • Excellent surface finish even in thinner layers
  • Suitable for use over traces of adhesive residues
  • Ideal for use with all ARDEX flooring adhesives
  • Can be applied by trowel or pump
  • Low odour and high yield


ARDEX K 11 is a free flowing rapid hardening levelling and smoothing compound designed for levelling and smoothing a wide range of subfloor types including cement/sand screeds, gypsum screeds and concrete. The mixed mortar can be applied up to a maximum thickness of 10mm in a single application but will retain its free-flowing properties at thicknesses of only 2mm to provide
excellent coverage and material economy

  • Rapid hardening – walkable in 2½ hours
  • Suitable for use over traces of adhesive residues
  • Suitable for floors with underfloor heating
  • Pumpable

Unit Size Available: 22kg

Coverage: Approximately 7m2 at 2mm thick per 22kg bag.

Working time at 20°C: approx. 30 minutes

Compressive Strength
After 1 day 7.0 N/mm2
After 7 days 27.0 N/mm2
After 28 days 30.0 N/mm2

Tensile Bending Strength
After 1 day 2.0 N/mm2
After 7 days 5.0 N/mm2
After 28 days 8.0 N/mm2

Suitable for underfloor heating: Yes

More Information

Brand Ardex
Coverage Approximately 7m2 at 2mm thick per 22kg b
Size 22 kg
Type Screeds-Levellers
Width (mm) 0

Technical Info


Product Questions