Ventech Automatic Aluminum Air Grille Diffuser welding machine for air diffusers and air grille diffuser welding machine192

SS return air round vent cap ball weather louver

The ball shaped weather louver made of premium aluminum is ideally for fresh air ventilation. It is not only rust resistant, but also is rain proof and can prevent insects from going inside the rooms. That's all due to the insect wire mesh added. The ball weather louver get the same function of all other weathers design. It has two models as BWL-VA, and BWL-VB. Available colors are RAL9010, RAL9016.

1. Description: 

*The ball shaped weather louver BWL-VA is made of high quality stainless steel 201 or 304.It's ideally for fresh air ventilation.

*The ball louver cap not only rust resistant, but also waterproof .It complete with insect wire mesh .That can prevent insects from entering into the rooms.

*It also have aluminium material .The frame & inner louver core are make of high quality extruded aluminum sheet construction with advantages of corrosion resistance and rigidity.

*This type of air vent is incorporated with a set of louver blades. It's commonly used as exhausted outlet and ventilation on the exterior walls of washrooms, kitchens, warehouses, houses,apartments, condominiums, gymnasiums...ect.

*There are inverted spring hooks located on the neck , which are used to secure the device.

Technical Drawing:

Size optional: 100mm, 125mm, 150mm, 200mm

Sample pictures: