| Code | Name |
|---|---|
| A1-A3 | Production |
| A4 | Transport |
| A5 | Construction installation process |
| B1 | Use |
| B2 | Maintenance |
| B3 | Repair |
| B4 | Replacement |
| B5 | Refurbishment |
| B6 | Operational energy use |
| B7 | Operational water use |
| C1 | Deconstruction, demolition |
| C2 | Transport |
| C3 | Waste processing |
| C4 | Disposal |
| D | Reuse, recovery, recycling potential |