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Ice storage tank

Water-filled tank as heat source for heat pumps. When the water freezes, additional energy is released that can be used as thermal energy. Geothermal energy and solar energy ensure a steady supply of new energy

Inert anode

Electrode to protect water tank against corrosion


Anti-corrosive in the water of a central heating system

Injection well

Directs the groundwater from which the thermal energy has been extracted by the heat pump back to the natural circuit

Installation room

Room in which the heating unit is located.