Our exhaust air vent cover, also known as the external wall vent cap or hooded wall vent cover , is specifically designed for efficient ventilation. It can be installed in residential homes, commercial buildings, warehouses, garages, or any other structure requiring proper ventilation. Whether it's for kitchen exhausts, bathroom fans, or general airflow, our Exhaust Air Vent efficiently remove air and promote fresh indoor environments. Specification Color: Silver Material: 304 stainless steel Total Size: 302x302x220mm / 11.8 x 11.8 x 8.66 inch(L*H*W) Inner Width: 250mm / 10 inch Screw Mounting Hole Distance: 277mm / 10.9 inch Packing List: 1 x Wall Vent Cover, 4 x Screws Advantage The hood on our Exhaust Air Vent effectively blocks wind and rain, preventing sand stone and rain water from entering the ventilation system. Additionally, the vent is equipped with a steel wire mesh inside to keep small animals outside, ensuring a clean environment. The large exhaust port is good for the airflow moving which can reduce the exhaust resistance. Instruction Our Exhaust Air Vent is designed for simple installation. The screw mounting hole on the vent allows for easy attachment into the installation hole, providing a secure and stable connection. This ensures that the vent remains firmly in place even in high wind or adverse weather conditions. The exhaust vent adds a downward angle to prevent grease from sticking to the wall. NOTE: To ensure optimal performance and longevity, regular maintenance is essential. Clean the vent periodically to remove any debris or dust buildup that may block airflow.