Galvanized sheet air volume regulating valve

1、The blades are made by rolling high-quality galvanized sheets and then spot-welding them together, featuring extremely strong rigidity and strength.

2、The outer frame is formed by bending 2mm high-quality galvanized sheet.

3、The structure is reasonable, ensuring reliable sealing of the blades when the air valve is closed, flexible operation and low leakage.

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.

5、There are three types for customers to choose from: ordinary type, heat-resistant type and heat preservation type.