Stanbroil 4 Inch Wall Vent Exhaust Cover, External Extractor Dryer Cushioned Non-Return Flap, Outside Airflow Vent Replacement Hood

✔️【Wide Application】Suitable for dryer, bathroom, kitchen, garage, warehouse pet room, etc.
✔️【Premium Material】Designed to be weather-resistant to protect the dryer vent from rain or other outdoor elements.
✔️【External Dryer Vent】Can be installed in the outer wall drilling. The ventilation system keeps the air fresh in the house. Does not affect the overall appearance of the house.
✔️【Pre-drilled Mounting Holes】Quick assembly, equipped with 4 pre-drilled holes in each cowled air vent. No professional tools or professional assistance can be installed, only a few minutes to install.
✔️【Built-in Louver Design】The cowled external dryer vent interior has stainless steel louvers that tilt downward at a 45-degree angle to keep out rain. It can also effectively prevent external rats, insects, birds, and disorderly objects from entering and ensure a smooth pipeline.