| Client / Work Location | HSBC Center Tower |
| Date: | Jan, 2022 |
| Size | 200mm (8") |
| Medium | Chilled Water |
| Operating Pressure | 3 bar |
| Operating Temperature | 7°C |
| Problem | Adding valves to existing pipeworks |
| Solution | Perform pipe freezing to isolate the water, avoid draining off water from the whole system and kept the other parts of system running. |