This external air vent is perfect for your ventilation needs. With a 100mm hooded duct cover, gravity flap cowl and grille made of ABS plastic, this vent cover is a durable and functional addition to your home. It is ideal for use in various areas of your home, such as the kitchen, bathroom or any other room that requires proper ventilation. This vent cover is designed to provide maximum air flow while preventing unwanted debris from entering your home. Its sturdy construction ensures that it will last for years to come. Whether you're a professional looking for a high-quality vent cover or a homeowner looking to improve your indoor air quality, this external air vent is the perfect solution.