Іt is used to connect horizontal and vertical chimney
| D, mm | L, mm | H, mm | Weight, kg |
| 350 | 100 | 550 | 3,61 |
| 400 | 100 | 600 | 4,35 |
| 450 | 100 | 650 | 5,23 |
| 500 | 100 | 700 | 6,09 |
| 550 | 100 | 750 | 7 |
| 600 | 100 | 800 | 8,2 |
| 650 | 125 | 900 | 13,31 |
| 700 | 125 | 950 | 14,96 |
| 750 | 125 | 1000 | 16,53 |
| 800 | 125 | 1050 | 18,62 |
| 900 | 125 | 1150 | 22,31 |
| 1000 | 175 | 1350 | 29 |