Entkalkungsanlage in Nordrhein-Westfalen
10
| 25824 | Weilerswist | 53919 |
| 114778 | Refrath | 51427 |
| 14155 | Baumberg, Rheinland | 40789 |
| 19852 | Lage, Lippe | 32791 |
| 15133 | Bünde | 32257 |
| 18228 | Herne, Westfalen | 44623 |
| 24338 | Solingen | 42651 |
| 116450 | Schloß Neuhaus | 33102 |
| 15778 | Dorsten | 46284 |
| 18765 | Ibbenbüren | 49477 |