Eurosmart Cosmopolitan Single-lever basin mixer for open water heater single hole installation metal lever Grohe SilkMove® 35 mm ceramic cartridge Grohe StarLight® chrome finish adjustable flow rate limiter adjustable minimum flow rate approx. 2.5 l/min flow straightener pop-up waste set 1 1/4" flexible connection hoses Grohe QuickFixTM installation system with centering support optional temperature limiter ref. no. 46 375