Smooth and level sub floors before laying decorative floor coverings with Bostik Cempolay Ultra Strong Self-Levelling and Resurfacing Compound. This grey self-levelling compound can be applied up to 20mm thick. It is fast-setting and can be walked on in as little as two hours. Water and frost resistant, Bostik Cempolay Ultra Strong can also be used as underlay in external garages. BENEFITS: Fast Setting Smoothing Compound That Can Be Applied From 2mm Up To 20mm USES: Ideal For Smoothing And Levelling Subfloors Prior To Laying Decorative Flooring SETTING TIME: Can Withstand Foot Traffic In Just 2 Hours. Water And Frost Resistant Suitability: For Exterior Applications Prior To Laying Ceramic Tiles, Slabs And Natural Stone. Can Also Be Used On Domestic Garage Floors Prior To Over Coating With A Suitable Floor Paint Contents: 1x Bostik Cempolay Ultra Strong, 20kg, Weight: 44.0924524 Pounds, Manufacturer: Bostik Introducing the Cementone Cempolay Ultra Strong Floor Leveller, the ultimate solution for creating a perfectly smooth and level surface, no matter the condition of your sub floors. This high-performance floor leveller is designed to be fast-setting and incredibly durable, making it ideal for both indoor and outdoor use. Whether you’re preparing to lay decorative floor coverings or need a reliable underlay for an external garage, this versatile compound has got you covered. With its exceptional water and frost resistance, you can trust it to perform flawlessly in a variety of environments. What sets the Cementone Cempolay Ultra Strong Floor Leveller apart is its ability to smooth and level up to 20mm thick, ensuring a flawless finish every time. It’s compatible with most common substrates, including concrete and sand/cement screeds, providing unparalleled flexibility in its applications. Plus, with its rapid setting capabilities, you can walk on it in just 2 hours at 20°C, making your projects proceed faster than ever. This product guarantees excellent performance and durability. Features & Benefits: Rapid setting for quick project completion. Suitable for most common substrates, including concrete and sand/cement screeds. Can withstand foot traffic in 2 hours at 20°C. Smooths and levels up to 20mm thick. Suitable for exterior use as an underlay. Can be left as a final wear surface indoors and overpainted. Water and frost resistant for versatile use. Coverage: Approximately 8m² per bag at 2mm thickness. Drying Time (Foot Traffic): 3mm and greater thickness at 20°C will take approximately 2 - 3 hours Size: 20kg