DescriptionThis ventilation grille helps to prevent oil fume backflow, ensuring fresh indoor air. Unique design, offers rain and wind protection for outdoor installation. Easy installation saves time without the need for professional help.Features- Color: Silver -Material:Stainless steel - Size: 23.50X21.40X15.50cm/9.24X8.41X6.09in-Installation Hole Diameter: 150mm - Made from stainless steel material, this ventilation grille is built to last and provide lasting performance. - This outdoor ventilation grille is a must-have for any home or commercial building and household.- Stainless steel ventilation grille is sleek and stylish that complements a wide range of architectural styles. - The grille cover is designed to be used to range hoods, providing efficient ventilation and preventing the entry of mouse. - Ideal for ventilation openings and cooker hoods, kitchen fans and vents, suit for home use.