A thermostatic valve regulates the temperature and flow of your water. This means that once you’ve set your optimal temperature, the water will remain stable and comfortable. This offers you and your family, the convenience and safety of knowing you won’t be scalded or frozen by varying water temperatures. Bring elegance into your bathroom with this easy to install single panel shower mixer. This brass thermostatic shower valve mixer by ALFI brand comes equipped with a 2-way shower diverter, so you can switch from your handheld or overhead showerheads to tub filler or body jets any time you wish! Let the fun begin. It comes in two stylish finishes to accommodate your bathroom style, polished chrome and brushed nickel.