Essence Single-lever basin mixer 1/2" S-Size single hole installation metal lever GROHE SilkMove ES 28 mm ceramic cartridge with energy saving function via cold start with temperature limiter GROHE StarLight chrome finish GROHE EcoJoy mousseur 5.7 l/min GROHE FastFixation Plus installation system pop-up waste set 1 1/4" flexible connection hoses min. recommended pressure 1.0 bar