Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
BicarbonatesSodiumCalcium
dpü Termal Tesis, affiliated with Kütahya's university, draws on the same bicarbonate water at 42°C (pH 8), offering a kessa scrub, beldi soap and marble-slab massage.
Insider tip — Thermal facility operated by Dumlupınar University (DPÜ) near Kütahya, drawing on the Yoncalı Ca-Mg-bicarbonate thermal springs (42°C). Used for both academic research into geothermal resources and recreational thermal bathing by the university community.