Companie: KfW banking group

Germany: Icy Solar Heat Storage

German engineering company Ökoplan has built a 1,586 m³ ice storage in one of Hamburg’s residential areas to save solar heat from summer for winter. Parts of the heating system […]

Germany: No Retrofit Tax Rebate

After a long debate, the tax bill for the energy-efficient modernisation of buildings died before being enacted. In summer 2011, the German parliament had agreed on the law, which was […]