By combining superior technology with a choice of breath-taking designs, Grohe can provide you with all the elements to enhance your bathing space. Grohe's fittings unite a beautifully elegant appearance that can work in a full range of design schemes - from traditional to modern - with quality materials, German craftsmanship, and superior innovation for long-lasting performance. The impressive portfolio of products that not only dial up the design quotient, but also leverage technology in clever ways to yield smart and sophisticated homes. This replacement 3/4" cartridge is designed for use with Grohe thermostat valves.