Butterfly Valves Large Duct Control
Industrial Ventilation Damper Butterfly Valve
Ventilation Damper Butterfly Valve. DN100–DN3000 | Low pressure – maximum differential pressure to be confirmed | Flanged or Welded.
Quick Specifications
- Type
- Ventilation Damper Butterfly Valve
- Size
- DN100–DN3000
- Material
- Carbon Steel / Stainless Steel
- Pressure
- Low pressure – maximum differential pressure to be confirmed
- Connection
- Flanged or Welded
- Temperature
- Up to 650°C
Product Details
A fabricated low-pressure butterfly damper controls air, flue gas and exhaust in large ducts. Single- or multi-louver discs, shaft seals, insulation clearances and electric or pneumatic drives can be engineered for temperature, leakage and torque requirements. This ventilation damper butterfly valve is designed for flue gas, air ducts, furnaces and ventilation and can be supplied in DN100–DN3000 with Flanged or Welded connections. Body and trim materials, seat or sealing system, operator, coating and documentation can be customized to the actual medium, pressure, temperature and project specification. Manual, gearbox, pneumatic, hydraulic or electric operation is available where technically applicable. Dimensional inspection, shell and seat pressure testing, material certificates and application-specific inspection records can be provided with the order.
Specifications
| Parameter | Value |
|---|---|
| Model | GS-BFV-VENT |
| Design Standard | Project specification |
| Size Range | DN100–DN3000 |
| Pressure Rating | Low Pressure |
| Body Material | Carbon Steel / Stainless Steel |
| End Connection | Flanged or Welded |
| Temperature Range | Up to 650°C |
| Typical Application | Flue gas, air ducts, furnaces and ventilation |
| Operation | Manual, gearbox or automated |
| Documentation | Pressure test and material reports available |
FAQ
How do you handle shipping and logistics?
We offer flexible shipping options including FOB, CIF, CFR, and DDP terms. Products are shipped via sea freight (most economical for bulk orders), air freight (for urgent/smaller orders), or courier (DHL/FedEx/UPS for samples). We handle all export documentation including commercial invoice, packing list, certificate of origin, and inspection certificates.
What is your minimum order quantity (MOQ)?
Minimum Order Quantity (MOQ) varies depending on product type and customization requirements. For standard products, the MOQ is typically 1 to 10 pieces. For OEM/ODM projects, the MOQ is typically 50 to 1000 pieces, depending on the complexity of the product. We welcome small sample orders for quality assessment.
What is the typical lead time for orders?
Standard products in stock: 7-15 days. Custom OEM orders: 30-60 days depending on specifications and quantity. We provide detailed production schedules and keep you updated throughout the manufacturing process. Rush orders can be accommodated for urgent requirements.
Need This Product for Your Project?
Send us your required size, material, pressure rating, quantity or applicable standard, and our team will review your requirement.
