- The frame & inner louver core are high quality stainless sheet construction with advantages of corrosion resistance and rigidity.<br>
- This type of air vent is incorporated with a set of louver blades.<br>
- There are inverted spring hooks located on the neck, which are used secure the device onto the wall or duct.; There is air filter inserted.<br>
- It is commonly used as exhausted outlet and ventilation on the exterior walls of washrooms,kitchen,warehouse, houses & Etc.<br>











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