ARDEX K 523 is a self-leveling, buff-and-pour topping for quickly resurfacing interior concrete. ARDEX K 523 can be installed from a minimum thickness of 9 mm (3/8 in) to a maximum thickness of 5 cm (2 in). With both black and white aggregates, ARDEX K 523 provides a polished "aggregate-exposed" surface. Polishing can be completed in as little as 24 hours.
