The Ardex WPC Waterproof Protection System 10kg is a quick-drying, flexible, waterproofing and crack isolation compound designed for use beneath tile and stone installations. This high-quality product from Ardex is perfect for use in wet areas such as bathrooms, showers, and kitchens. It creates a seamless barrier that prevents moisture from permeating surfaces, thus improving the durability of your tiles or stones. The easy-to-use kit comes complete with powder and liquid components that deliver superior performance when mixed together.