GROHE SpeedClean anti-lime nozzles allow you to remove lime scale buildup with the wipe of a finger GROHE DreamSpray provides balanced flow of water from all nozzles GROHE StarLight finish for scratch and tarnish-resistant durability and beauty GROHE EcoJoy provides all the comfort you would expect of a GROHE shower while reducing your water consumption by up to 40%. Rain spray pattern (1 spray-rain) 1/2" Connection thread Inner WaterGuide for a longer life Suitable for instantaneous heater Min. recommended pressure: 15 psi (1. 0 bar)