The Grohe takes pride in providing their customers with a quality products that are dependable and pleasing for all of those who use them. These replacement parts and accessories are developed to perform and last the way the they were originally intended to. Key Features & Innovations Grohe SilkMove Only Grohe mixers deliver the unique Grohe SilkMove experience. The rich, smooth handling of our single-lever mixers perfectly expresses the quality and superiority of our brand. The Grohe SilkMove cartridge delivers gradual and precise control of the water flow and temperature.