* Powered by Nature Ecover products have been developed under Ecover"s Diamond Model that is validated by Vincotte Environment for reduced impact during resource extraction and transformation, product usage and environmental fate after use. The unbelievable foaming action of this Limescale Remover will knock your socks off, and the crusty limescale and calcium deposits found on tiles, taps and sinks, too. Use it regularly to prevent build-up.