flue gas damper valve

3-way flue gas damper valve——tandem dampers

Designed for flue gas mechanical interlock bypass.
For Control or On/Off Service


• Nominal diameter rating from DN200 to DN3200.
• Working temperture is up to 1100°C.(depending on the material).
• Material: Carbon Steel, Corten, SS304, SS316, SS310, SS321.
• End Connections: Flanged.
• Provide customized service.


• double mechanical linkage
• plane sealing effect.
• Max Leakage Class VI Ø Leakage -Total Tightness (FCI 70-2) with air sealing system

Please contact us for details.