Product information:

* the weatherproof louver is make of high quality aluimium.Weter proof blades design with 45 degree.

* the weatherproof louver is usually used on the outside of walls to offer fresh air ventilation.

* It's a rain proof louver with specially designed blades.the weather proof lovuer design also gets a mesh to avoiding the insects' entering into rooms,Wire mesh is optional.

Advantages:

* the weather louver allows for higher operational security.

* It comes with maximum flesiblity of configuration and technology.