ARDEX K15 is an advanced, rapid drying heavy duty self-levelling smoothing compound. Due to the unique rapid drying properties, ARDEX K 15 can receive floorcoverings in as little as 4 hours.
- Receives floorcoverings in as little as 4 hours
- Rapid hardening – walk on after 2 hours
- 30 minute working time
- Apply from feather edge up to 35mm thick (3mm aggregate needed from 10mm upwards)
- Strong – high compressive strength
- Ideal for LVT installations
Unit Size Available: 22kg
Coverage: Approximately 5.25m² at 3mm thick per 22kg bag.
Download the latest datasheets and certificates here:
ARDEX K 15 Technical Data Sheet (TDS)
ARDEX K 15 Health & Safety Data Sheet (SDS)
ARDEX K 15 Sustainability Data Sheet
ARDEX K 15 Declaration of Performance (DOP)
ARDEX K 15 Environmental Product Declaration (EPD)
ARDEX K 15 EMICODE Certificate
Working time at 20°C
Approx. 30 minutes
Flow life at 20°C
Approx. 15 minutes
Initial Set (Vicat)
Approx. 30 minutes
Final Set (Vicat)
Approx. 2 hours
Compressive Strength (EN196)
After 1 day 19 N/mm²
After 3 days 22 N/mm²
After 7 days 28 N/mm²
After 28 days 35 N/mm²
Tensile Bending Strength (EN196)
After 1 day 4.5 N/mm²
After 3 days 5.8 N/mm²
After 7 days 6.0 N/mm²
After 28 days 9.0 N/mm²
Suitable for underfloor heating
Yes