Single-lever basin mixer tap with pop-up waste and cold start S-size single-hole installation metal control handle  waste set DN 32 GROHE SilkMove ES ceramic cartridge 28 mm with energy-saving cold start function adjustable flow limiter with temperature limiter GROHE StarLight chrome finish GROHE EcoJoy aerator 5,7 l/min GROHE Zero inner waterways ensure lead-free and nickel-free safety GROHE FastFixation installation system flexi connection hoses