Aluminum alloy air volume regulating valve

1、High-strength aluminum alloy blades, 2mm high-quality galvanized sheet bent and formed outer frame.

2、The leaves are arranged in pairs, with the edges of the leaves overlapping each other, providing excellent sealing

3、Connecting rod connection, reasonable structure, flexible rotation, anti-corrosion and wear-resistant.

4、The manual type can be adjusted in six positions within the range of 0 to 90 degrees. Electric interlock control precisely controls the opening Angle.