Bostik Cempolay Ultra Strong is a one part, exterior self-levelling compound for resurfacing and levelling uneven interior and exterior floors prior to laying decorative coverings or painting. The versatile high-strength self-levelling compound is water-and frost-resistant, making it suitable for some exterior applications, such as laying ceramic tiles, slab and natural stone. Thanks to its strength, this exterior floor levelling compound can withstand vehicular traffic, making it an excellent choice for domestic garage floors when overpainted with suitable floor paint.
With a rapid-setting formula, Bostik Cempolay Ultra Strong has a walk-on time of just two hours and can be laid over substrates including concrete, sand/cement screeds, stone/brick and unglazed ceramic tiles. The self-levelling screed can be extended for filling holes and forming sloping screeds with up to 5% downward gradients. It can also be used with water underfloor heating systems. Suitable materials: Most common substrates including concrete, sand/cement screeds, stone/brick and unglazed ceramic tiles. Sizes: 20kg. Coverage: Approx. 7.3m² per bag at 2mm thickness, approx. 5m² per bag at 3mm thickness, approx. 3m² per bag at 5mm thickness and approx. 0.75m² per bag at 20mm thickness.