Additional Details ------------------------------ Product description: AKEMI Stain Repellent (NANO Effect) provides a uniquely versatile formula like no other. AKEMI Stain Reppellent's effects are strong enough to weather the most high-traffic areas in your home that are prone to dirt and water exposure such as living room or kitchen tile while also being delicate and trustworthy enough for food handling surfaces like granite or marble countertops. AKEMI Stain Repellent NANO is a water-, and oil-repellent and grease-resistant treatment for polished and rough natural and artificial stones (s.a. marble, granite, sandstone, cotto, fine stonewear, concrete ashlar) it works excellently on grout. The product is a weather-resistant, non- yellowing impregnation that lasts for years. Once hardened the product is food safe. A clearance certificate from LGA Nuremberg is available. The stone is allowed to breathe, the natural colour of the stone remains unchanged. The nano-pearl effect means that all liquid spills form perfectly rounded beads for easy removal.