Grohtherm Square Two Handle Dual-Function Thermostatic Valve TrimFrom its slim profile to its intuitive design, the Grohe Grohtherm two handle dual function thermostatic trim with control module streamlines the bathroom in both style and experience. Clean and contemporary, it features an upper handle with integrated two way diverter to easily switch from shower head to handshower, and a lower handle to control temperature. Thoughtfully designed for comfort and enjoyment with Grohe Turbostat to maintain consistent