3 Inch Round Wall Vent Cap, 304 Stainless Steel Wall, Spherical Grille Ventilation Cover with External Exhaust Fan for Outdoor Silver, with Built-in Fly Screen Mesh, 4 Inch Air Vent (Color : Silver,

High-quality materials: 304 Stainless Steel Wall is made of high-quality 304 stainless steel, with a bright polished surface, anti-oxidation technology, waterproof and rust-proof, and durable. Special design: 304 Stainless Steel Wall adopts a hemispherical cover with built-in 45° louver grille, which is rainproof and windproof to prevent debris from entering. Edge Polishing: The bottom of 304 Stainless Steel Wall is made of stainless steel, the bottom and edges are rounded and smooth. The edges are thickened to prevent scratches. Easy to install: During installation, insert the air vent into the ceiling or wall, and then fix the air vent with screws. It is also easy to disassemble and clean. Please wear gloves before installation. Wide Application: 304 Stainless Steel Wall can be used for indoor exhaust and noise reduction, perfect for bathroom vents, exhaust fans, air conditioners, kitchen fans, gas vents and most other wall vents.