| Plant: | wwtp Cologne-Stammheim, Germany |
| Contractor: | Gesellschaft für Wassertechnik und Apparatebau GmbH & Co. KG |
| Type of plant: | Municipal Wastewater |
| Start-up: | 2011/2014 |
| Application: | Mixing & Aeration in high loaded aeration step Wastewater with high sand concentration - preventing sand sedimentation |
| Scope of supply: | 2 CYBERPITCH®- Mixers |
| 4 HYPERCLASSIC®- Mixers | |
| 20 HYPERCLASSIC®- Mixing & Aeration Systems |