Robust yet tactile Quartz Thermo delivers a balanced thermostatically controlled shower even when water is being used elsewhere in the house. Bursts of cold water and uneven flow should become a thing of the past. Its safe too. Should your hot or cold water fail Quartz Thermo will stop working plus theres also a pre-set maximum temperature. Combines practicality power and performance Clear flow anti scaling fixed shower head Solid reliable thermostatic valve that has endured the test of time Suitable for virtually all types of domestic plumbing system 3 year manufacturers guarantee