Butterfly valve with hand lever and flanges, a round plastic molded part with an internal stop for connecting pipes in an exhaust air system by means of welding.
As a butterfly valve for adjusting volume flows, with a socket inner diameter in accordance with DIN 8062.
Manufacturing process: up to Ø 400 mm made from injection-molded parts; from Ø 450 mm made from semi-finished products.
Possible negative pressure upon request after mechanical, chemical, and thermal loading.
All dimensions in mm, subject to changes in dimensions and design!
| PVC | PE-HD/PP-H/PPs/PP-EL-s/PVDF | |||
| Ø | L | s | L | s |
| 75 | 188 | 3 | 188 | 3 |
| 90 | 188 | 3 | 188 | 3 |
| 110 | 215 | 3 | 215 | 3 |
| 125 | 210 | 3 | 210 | 3 |
| 140 | 210 | 3 | 210 | 3 |
| 160 | 210 | 3 | 210 | 4 |
| 180 | 230 | 3 | 230 | 4 |
| 200 | 230 | 3 | 230 | 4 |
| 225 | 230 | 3 | 230 | 4 |
| 250 | 230 | 3 | 230 | 4 |
| 280 | 230 | 3 | 230 | 4 |
| 315 | 230 | 3 | 230 | 4 |
| 355 | 235 | 4 | 235 | 4 |
| 400 | 240 | 4 | 260 | 4 |
| 450 | 378 | 3.6 | 378 | 5 |
| 500 | 418 | 4 | 418 | 5 |
| 560 | – | – | 418 | 6 |
| 600 | 458 | 5 | 458 | 6 |
| 630 | – | – | 488 | 6 |
| 700 | 528 | 6 | 528 | 8 |
| 710 | – | – | 538 | 8 |
| 800 | 568 | 8 | 568 | 8 |
| 900 | 658 | 8 | 658 | 10 |
| 1000 | 748 | 10 | 748 | 10 |
| 1200 | 968 | 12 | 968 | 12 |
| 1250 | 968 | 12 | 968 | 12 |


Please note that our company will be closed on December 8, 2025.
We will resume normal business operations on Tuesday, December 9, 2025.
Please note that our company will be closed on 8 December 2025.
We will resume normal business operations on Tuesday, 9 December 2025.