Features of the Grohe Bauloop New (B55DEEB61444421391661D792B66019C) single lever basin mixer, 1/2" size S: Single hole on deck GROHE Longlife ceramic cartridge 28 mm GROHE StarLight bright and durable GROHE EcoJoy water saving aerator 5,7 l/min Quick mounting system chain Flexible connection hoses, factory crimped