The Aluminum Gable Vent is suitable for various buildings, such as residential, commercial, and industrial buildings. It can be used on roofs, attic, walls, RV or camping, cabinet, electrical cabinet, garage and other locations to provide good ventilation without concerning about rainwater entering the room.Specification:Color: BlackMaterial: Aluminum AlloyTotal Size: 100x100 mm / 4x4 inch (L*W)Packing Listing: 1 x Gable Vent (Screws and Expansion Tubes Are Included)Advantage:The gable vent is constructed from a premium aluminum alloy, ensuring excellent longevity for durable use. It features a slanted louver design, which effectively prevents rainwater from entering the interior and keeps it dry. The back is equipped with a mesh screen, which effectively prevents dust, sand stone from entering.