The Turkish baths represent an important group of buildings that dating back to the Ottoman period and bearing the traces of daily life. The Turkish baths, which are an important cultural heritage item that reached today, give information about the structural features as well as reflecting the social structure and the way of life of the period they used. In this sense, it is seen that Turkish baths have unique heating, ventilation and acoustical characteristics when they are viewed from the point of view of their construction systems. The heating system in Turkish baths is also an important feature that also affects the spatial character of the building. In this context, it is important in terms of preservation of the building that the heating methods in accordance with the originality of the bath structures which maintain the original characteristic of the present day can be maintained. The aim of this study is to examine the effects of Turkish baths in terms of sustainability by examining them in the context of one of the characteristic features of heating systems and preserving the original character of the baths.