Maintains Constant Temperature In All Conditions Standard showers can have hot temperature spikes when others in the house turn on taps or flush the toilet. Thermostatic control means that this shower will hold its temperature steady at all times. It dynamically adjusts the mix of hot and cold water offsetting the everyday changes in water pressure experienced in most family homes. Maintains Constant Temperature In All Conditions Standard showers can have hot temperature spikes when others in the house turn on taps or flush the toilet. Thermostatic control means that this shower will hold its temperature steady at all times. It dynamically adjusts the mix of hot and cold water offsetting the everyday changes in water pressure experienced in most family homes. Innovative Deck Mounted.