Products Thermomat | MIXSYSTEM Built-in thermostatic mixers Built-in thermostatic mixer ½” with 2/3 - way diverter and stop faucet. MINIMAL line. Single tap built-in thermostatic valve Minimal line 3/4 Single tap built-in thermostatic valve Minimal line Single tap built-in thermostatic valve Minimal line 1/2 Single tap built-in thermostatic valve 3/4 Built-in thermostatic mixer ½ with 2/3 - way diverter Built-in thermostatic mixer ½ with 2/3 - way diverter Double tap built-in thermostatic valve 1/2 Double tap built-in thermostatic valve 3/4 Thermostatic mixer without flow control valve 1/2 Thermostatic mixer without flow control valve 3/4