- Apply from 5mm to 35mm in one application
- Rapid hardening – walkable in approximately 2 hours, even with thick applications
- Floorcoverings can be applied after 24 hours, regardless of thickness
- Ceramic floor tiles can be fixed after 4 hours
- Pumpable
- Strong, high compressive strength
Unit Size Available: 25kg
Coverage: Approximately 2.7m² at 5mm thick per 25kg bag.
Download the latest datasheets and certificates here;
ARDEX K15HB Technical Datasheet (TDS)
ARDEX K15HB Health & Safety Datasheet (SDS)
ARDEX K15HB Declaration of Performance (DOP)
ARDEX K15HB Environmental Product Declaration (EPD)
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 (DIN 1164)
After 1 day 19.0 N/mm²
After 7 days 27.0 N/mm²
After 28 days 35.0 N/mm²
Tensile Bending Strength (DIN 1164)
After 1 day 4.5 N/mm²
After 7 days 6.0 N/mm²
After 28 days 8.0 N/mm²
Suitable for underfloor heating
Yes