HVAC tools outdoor round weather air louver air conditioner vent cap

External grille

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.

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.

*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.

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