Domestic hot water system with asymmetrical flow.
DOMESTIC HOT WATER 1

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The thermostatic valve offers a high flow capacity and good functionality and at the same time an in-line scald safe* function for general domestic hot water applications requiring asymmetrical flow pattern. VTA320 is developed for domestic buildings with 1 to 2 households/apartments. *) Scald safe means that in case of cold water failure, the hot water shuts off automatically.2
The thermostatic valve offers a higher flow capacity and good functionality and at the same time an in-line scald safe* function for general domestic hot water applications requiring asymmetrical flow pattern. VTA520 is developed for larger systems where a higher Kvs value is required (1-20 apartment buildings). *) Scald safe means that in case of cold water failure, the hot water shuts off automatically.3
The thermostatic valve unit offer a very high flow capacity and good functionality and at the same time an in-line scald safe* function for general domestic hot water applications requiring asymmetrical flow pattern. UPTT520 is developed for large systems where very high Kvs value is required (2-40 apartment buildings). *) Scald safe means that in case of cold water failure, the hot water shuts off automatically.