D41W Ventilation Butterfly Valve / D341W Worm Gear Ventilation Butterfly Valve / D641W Pneumatic Ventilation Butterfly Valve / D941W Electric Ventilation Butterfly Valve uses a sealing ring processed from the same material as the valve body. Its applicable temperature depends on the material selected for the valve body, with a nominal pressure ≤0.6MPa. It is generally suitable for pipelines in industries such as industrial, metallurgical, and environmental protection to regulate the flow of ventilation media.

Main Features of Ventilation Butterfly Valve
1. Novel and reasonable design, unique structure, lightweight, and quick opening and closing.
2. Low operating torque, easy operation, labor-saving, and flexible.
3. Suitable materials are used to meet the requirements of low, medium, and high media temperatures as well as corrosive media.