The Caldarium is a traditional, roman, relatively mild steam and inhalation. The sauna is equipped with ceramic tiles. The temperature was about 47 °C with high humidity. The infusions are mostly herbal infusions, where essential oils are added. Particularly suitable Caldarium is due to the relatively low maximum temperature for temperature- and heatsensitive people. Most follow after the sauna even a bath and a massage. A visit to the Caldarium improves circulation, stimulates metabolism, has a positive effect on the respiratory system, the circulatory system and the immune system. It also prepares the hotter temperatures in Sudatorium. In addition, it prevents colds, relaxing and detoxifying the body.