Single-lever basin mixer DN 15, M-size single-hole installation metal lever GROHE SilkMove ceramic cartridge 28 mm with temperature limiter GROHE StarLight chrome finish GROHE EcoJoy aerator 5,7 l/min GROHE AquaGuide adjustable aerator GROHE QuickFix Plus quick-assembly fixing system swivel spout with aerator and stop limiter smooth surface flexi connection hoses recommended minimal water pressure 1.0 bar