High quality, ease of use, functionality and ecology: these are the characteristics that the Oskar heat accumulator from ratiotherm scores. The high quality Made in Germany is the bar for the manufacturing. The components are mainly developed internally and then manufactured by German suppliers. The functionality of Oskar creates a maximum of efficiency and creates the highest saving potential of a heating system. The installation of all components works fast, easy and time saving. Thanks to its product design, Oskar is wear-free, low-maintenance, extremely durable and offers a maximum flexibility when choosing the heat generation.