Ducting Air Vent 3~8 Inch 304 Stainless Steel Round Louver Grille Cover, Soffit Vents with Built-in Screen Mesh, for Bathroom, Kitchen, Garage, Attic Ventilation

Round vents, available in four colors and multiple sizes. Precisely perforated sides balance ventilation efficiency and aesthetics, while the built-in fine mesh is sturdy and durable. The bottom interface has a high degree of fit, ensuring a stable and secure installation, safeguarding the ventilation of the space, and offering outstanding practicality.✅ Product introduction- Product name: Exterior wall vents, duct vent covers, stainless steel air outlet hoods- Material: 304 stainless steel- Color: black, white, gray, yellow-Uses: Kitchen range hood exterior wall smoke exhaust, bathroom exhaust heating and ventilation, fresh air system outdoor air outlet, roof natural ventilation ducts, industrial factory and warehouse exhaust systems✅ Size- 70mm ( 2.75in )丨Applicable hole diameter: 70 - 75mm ( 2.75 - 2.95in )- 80mm ( 3.14in )丨Applicable hole diameter: 77 - 85mm ( 3.03 - 3.34in )- 100mm ( 3.93in )丨Applicable hole diameter: 99 - 105mm ( 3.89 - 4.13in )- 120mm ( 4.72in )丨Applicable hole diameter: 118 - 125mm ( 4.64 - 4.92in )- 150mm ( 5.90in )丨Applicable hole diameter: 148 - 155mm ( 5.82 - 6.10in )- 160mm ( 6.29in )丨Applicable hole diameter: 158 - 165mm ( 6.22 - 6.49in )- 180mm ( 7.08in )丨Applicable hole diameter: 176 - 185mm ( 6.92 - 7.28in )- 190mm ( 7.48in )丨Applicable hole diameter: 188 - 195mm ( 7.40 - 7.67in )- 200mm ( 7.87in )丨Applicable hole diameter: 197 - 205mm ( 7.75 - 8.07in )- Please refer to the size chart in the picture for detailed dimensions✅ Installation methods- Ready to use after embedding (glass glue can be used to reinforce the connection with the wall)✅ Package contents- Stainless steel vent * 1

• 【Durable Construction】Crafted from 304 stainless steel with high-temperature baked enamel finish, this ventilation hood resists weathering and grease corrosion. Designed for long-term indoor/outdoor use without aging or deformation.
• 【High-Efficiency Ventilation】Triple vents + wide-flow louvered grille design increases airflow area while reducing resistance. Rapidly expels grease fumes and moistures, eliminating poor exhaust performance.
• 【Rainwater Protection】Button-style exterior + bottom-opening vent design expands rain protection coverage, minimizing rain/snow ingress. Dense mesh screens block birds and insectss, preventings duct blockages.
• 【Versatile Installation】Fits 70–200mm diameter circular vents. Multiple sizes + four color options. Side clips secure ductwork for wall/ceiling mounting, compatiblewith various ventilation systems.
• 【Versatile Applications】Capped ventilation grilles suit kitchen/bath exhaust, fresh air systems, HVAC, warehouse ventilation, and more—suitable for both residential and industrial settingss to enhance air quality