Cut-in section
The mold-pressed section is used to insert one air duct of circular cross-section into the wall of another circular air duct.
| Type | Pcs/packs |
| PS 100-100 | 120 |
| PS 125-100 | 120 |
| PS 160-100 | 100 |
| PS 200-100 | 100 |
| PS 125-125 | 60 |
| PS 160-125 | 60 |
| PS 200-125 | 60 |
| PS 150-125 | 60 |
| PS 160-160 | 60 |
| PS 200-160 | 60 |
| PS 200-200 | 30 |