Analog TFA 40.1028 - analogue thermo-hygrometer for sauna 40.1028 €35.40 Sauna is fun, keeps you fit and healthy, but only if it’s done right. With this combination device, you can monitor the temperature and humidity in your sauna and thus ensure the highest possible comfort. The optimal range is marked in colour. This allows you to quickly see whether the right climate in the sauna is maintained. The thermo-Hygrometer has a... Add to cart