Essence single lever mixer for sink, DN 15 High spout hole installation GROHE StarLight chrome finish GROHE SilkMove® ceramic cartridge 28 mm professional retractable watering with switch aerator / shower spray automatic switch aerator / SpeedClean shower spray automatic return switch after turning on the aerator swivel tubular spout 360 ° turning radius integrated non-return valve is protected from the backflow flexible hoses rapid installation system built temperature limiter minimum pressure of 1.0 bar