| Storage tank provider | Eco-Tech Ceram, France | Eco-Tech Ceram, France | Eco-Tech Ceram, France |
| Client name | Tegulys, France | Villeroy & Boch, France | Wienerberger, France |
| Number of Eco-Stock units | Two units of smaller size | One unit of larger size | Two units of larger size |
| Type of storage / storage material | Ceramics in a fixed bed | Ceramics in a fixed bed | Ceramics in a fixed bed |
| Operation mode of storage | Heat-to-heat | Heat-to-heat | Heat-to-heat |
| Maximum storage capacity | 2.4 MWh | 2.3 MWh | 4.6 MWh |
| Which application is stored heat used for? | Drying of tiles | Drying of ceramics | Drying of tiles |
| Heat transfer medium | Air | Air | Air |
| Range of temperature for operating storage | Ambient to 600 °C | Ambient to 600 °C | Ambient to 600 °C |
| Date of commissioning | 2019 | 2023 | Spring 2024 |