Thermostatic temperature control valves and pressure balance valves both offer scald protection for you and your family, but there are differences.
Use the following feature comparison chart to help you make the best choice for meeting your needs.
Compensates for hot or cold water pressure fluctuations and maintains selected shower temperature. No matter how the water pressure is effected by someone washing dishes or laundry, watering the lawn, or flushing a toilet, etc., you are protected.
Protects against scalding if the cold water supply is cut off by automatically shutting off the flow of hot water.
Protects against cold water shock if the hot water supply is cut off by automatically shutting off the flow of cold water.
Automatically maintains your selected shower temperature (within 1° F) regardless of changes in the temperature of your hot or cold water supply. Eliminates the need to manually re-adjust the temperature setting as your hot water heater empties.
Allows you to precisely pre-select your water temperature before you step into your shower which saves water and energy. 1
Allows you to run multiple shower outlets simultaneously while accurately maintaining water temperature at each outlet.
Ultra-quiet, low noise operation.
Available in decorative finishes to compliment your decor.
Offers multiple handle options to coordinate with GROHE faucet lines.
Allows back to back installation, eliminating expensive piping.*
1... when calibrated correctly
*except model 34 126