ARDEX K 15 is an advanced, pumpable, 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
• Strong – high compressive strength
• Ideal for LVT installations

Unit Size Available: 22kg

Coverage: Approximately 5.25m² at 3mm thick per 22kg bag.

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