A thermostatic diverter is a specialized type of diverter that allows the user to set a specific water temperature. Once set, the valve will maintain the water at that temperature allowing for a consistent and comfortable showering experience without sudden temperature changes.
This product is only the outer trim part of the Diverter and needs to be used with concealed valve - FFAS0625-000990BF0 - which needs to be purchased separately for installation.