Double-layer adjustable louver tuyere, the blade angle can be arbitrarily adjusted within the range of 0-180°. By adjusting the blades to different angles, different air supply distances and different diffusion angles can be obtained. OBD herringbone gates can also be configured to control the air volume and wind speed within an appropriate range.

Structure: The tuyere blades are arbitrarily adjusted within the range of 0°~180°.

Features: Can be used (out) to return to the air outlet.

Can be attached: Herringbone regulating valve.

Specifications: Match the design size.