| Clamp type connector | Item No. | Size |
| ·Reduce tee | 2317.01 | 16x25x16 |
| 2317.02 | 18x16x16 | |
| 2317.03 | 18x18x16 | |
| 2317.04 | 18x20x18 | |
| 2317.05 | 20x16x16 | |
| 2317.06 | 20x16x20 | |
| 2317.07 | 20x18x16 | |
| 2317.08 | 20x20x16 | |
| 2317.09 | 25x16x20 | |
| 2317.10 | 25x18x25 | |
| 2317.11 | 25x20x20 | |
| 2317.12 | 32x16x32 | |
| 2317.13 | 32x18x32 | |
| 2317.14 | 32x20x32 | |
| 2317.15 | 32x25x32 | |
| 2317.16 | 32x32x25 |