| DN | a | b | D |
| mm | mm | mm | mm |
| 80 | 22,0 | 19,0 | 200 |
| 100 | 22,0 | 19,0 | 220 |
| 150 | 22,0 | 19,0 | 285 |
| 200 | 23,0 | 20,0 | 340 |
| 250 | 25,0 | 22,0 | 395 |
| 300 | 28,5 | 24,5 | 445 |
| 350 | 28,5 | 24,5 | 505 |
| 400 | 28,5 | 24,5 | 565 |
| 450 | 29,5 | 25,5 | 615 |
| 500 | 30,5 | 26,5 | 670 |
| 600 | 34,0 | 30,0 | 780 |
GHISA RACCORDI FOGNATURA – IMBOCCO