General description The round stainless steel ventilation grille is designed for both indoor and outdoor use. Crafted from high-quality stainless steel, it is resistant to various environmental factors such as snow, rain, frost, and sunlight. This lightweight grille features a built-in mosquito net and is designed to keep unwanted pests like mice, flies, and insects at bay. Technical specifications Material: Stainless steel Front diameter: 140 mm Drilling diameter: 96 mm Height: 55 mm Installation Easy installation with no screws required Front slats are sloped in a roof shape to effectively keep mosquitoes out Usage The ventilation grille is suitable for ventilating various rooms, including kitchens, toilets, and bathrooms.