| Serial number | Model size | Drainage way | Set drainage water | Drain spacing ratio |
| 1 | Φ100 mm | Double vertical | - | - |
| 2 | Φ100 mm | Double vertical and radial | 6 mm wide | 20 |
| 3 | Φ100 mm | Double vertical and radial | 2 mm wide | 39 |
| 4 | Φ100 mm | Double vertical and radial | 4 mm wide | 26 |
| 5 | Φ100 mm | Double vertical and radial | 8 mm wide | 16 |
| 6 | Φ80 mm | Double vertical | - | - |
| 7 | Φ120 mm | Double vertical | - | - |
| 8 | Φ80 mm | Double vertical and radial | 4.3 mm wide | 20 |
| 9 | Φ120 mm | Double vertical and radial | 7.2 mm wide | 20 |
| 10 | Φ100 mm | Single vertical | 6 mm wide | 20 |
| 11 | Φ100 mm | Single vertical and radial | 6 mm wide | 20 |