1、Excellent Airflow Efficiency: Designed with a unique backdraft damper, this removable roof exhaust vent maintains an impressive airflow rate of up to 75%. This feature ensures optimal air circulation, enhancing the overall efficiency of your ventilation system. 2、Rugged Construction: Made of thick gauge steel, this removable roof vent is built for durability and long lasting performance. Its robust design not only withstands the elements but also boasts excellent erosion resistant, making it a good choice for both residential and commercial applications. 3、Easy Installation: This bathroom roof vent is designed for easy installation, featuring a duct extension located beneath the flange for seamless connection to flexible ductwork. Additionally, the panel is equipped with four mounting holes, providing extra stability and making it easier to secure the cap firmly to your bathroom exhaust fan rooftop jack. 4、Versatile Application: The bathroom exhaust roof vent cap is not limited to just roof ventilation systems, its rugged design allows for installation on roofs, walls, and other ventilation setups. It's suitable for a variety of household areas, including kitchens, bathrooms, and attics. 5、Enhanced Ventilation Performance: By utilizing this roof dryer vent cap, homeowners can significantly improve air quality in spaces prone to humidity and odors, such as bathrooms and kitchens. Its effective backdraft damper prevents unwanted air from entering the home, ensuring that your living environment remains freshing and comfortable while optimizing airflow and humidity control. Item Type: Roof Vent Cap Material: Steel 1 x Roof Exhaust Vent Cap