Enter a new world of comfort and precision with a thermostat that locks in your individual temperature preferences for the perfect shower experience at a price thats equally sensational! GROHE's thermostatic cartidge ensures a constant supply of water at the perfect temperature with no unpleasant fluctuations. The mixer is safe and family-friendly too as the GROHE SafeStop override button is set at 38° C to prevent especially children from unintentionally turning up the water temperature too high. The optional GROHE SafeStop Plus temperature limiter can be set to limit to 43° C for an extra level of protection. And in case the cold water supply completely fails, an automatic safety shutdown reduces the water flow to a minimum. The GROHE EcoJoy technology reduces water and energy consumptionand when you need a full flow just press the EcoButton to release the handle. The included Tempesta 100 shower rail set consists of a 100mm diameter hand shower with a ShockProof silicone ring to