Luxury Thermostatic Mixer Shower System Rainfall with Set Shower and Hand shower Square Shower W105960093This thermostatic shower valve, which locks the temperature safely at 38 degrees . The function of the thermostatic valve is to automatically mix cold water and hot water into a preset temperature and keep the set temperature constant. Avoid the hot and cold of ordinary faucets. 360 Adjustable 6 body jet. This rainfall shower combo set is available for multiple shower functions, extra size angle adjustable surface mounting 6 body jets made of brass.