For wind speed control and air volume regulation. It features easy operation and compact structure, and can be directly installed on air ducts.
The circular single-blade butterfly valve can be fabricated with flanged edges as required.
WXH matches the air duct dimensions.
Technical Parameters
| Air duct size | Φ150 | Φ200 | Φ250 | Φ300 | Φ350 | Φ400 | Φ450 | ＞450 |
| Valve body thickness (L) | 170 | 200 | 250 | 300 | 300 | 350 | 400 | 210 |