Cylindrical vat with 2 dished heads completely galvanized; manhole screwed on its top; gate 2 inches.
| Model | Dished Head | Thickness of sheet steel |
| Cuve 1000 l | 900 | 3 |
| Cuve 2000 l | 1100 | 3 |
| Cuve 3000 l | 1250 | 4 |
| Cuve 4000 l | 1250 | 4 |
| Cuve 5000 l | 1250 | 4 |
| Cuve 6000 l | 1400 | 5 |