Grohe Concetto shower mixer 32210001 Wall mounting Operating lever made of metal Grohe SilkMove® 46 mm ceramic cartridge Grohe StarLight® chrome surface variably adjustable quantity limitation Shower outlet below 2000 / 2 "with integrated Backflow preventer S connections optional temperature limiter (46 308 000) Intrinsically safe against backflow Fittings group I according to DIN 4109 2000 pressure 2000 , 1930 bar