Function:

1. Vane of outlet can be adjusted and stability at any position without the influence of wind-force.

2. Silent between leave and axle base.

3. It can realize rough filtration which equiped with non-wavon fabrics or other filter screen.

4. It can adjust air blowing volume through special regulating valve

5. Product size is depend on user's choose.

application area:

It can be used with fan coil return air outlet directly.
It can be used on return air pipe of various central air condition.

Production material:

Main material is aluminium alloy,Surface Oxidation Process
The axle base of leave is made of nylon.