ARDEX K 11 is a cost-effective free flowing rapid hardening levelling and smoothing compound designed for levelling and smoothing a wide range of sub-floor types including cement/sand screeds, gypsum screeds and concrete.
- 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.
Download the latest datasheets and certificates here:
ARDEX K 11 Technical Data Sheet (TDS)
ARDEX K 11 Health & Safety Data Sheet (SDS)
ARDEX K 11 Sustainability Data Sheet
ARDEX K11 Declaration of Performance (DOP)
ARDEX K11 Environmental Product Declaration (EPD)
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
Embodied Carbon
(A1-A3 production stage as defined in BS EN 15804)
0.49 kg CO₂ eq/kg
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