HYKE 4.3 Inch Exhaust Roof Flue Vent Steel Roof Vent Wind Cover Round Rotation Flue Vent for Outside Chimney Cover Flue Caps

Specifications: Color: Silver; Material: steel; Overall Size: 240x240mm / 9.45 9.45 inches (Diameter); Base Diameter: 110mm / 4.3 inches; Package : 1 Roof Vent Advantage: steel provides corrosion resistance, strength, resistance, and visual attractiveness, making it versatile. The roof vent double, closely arranged blades that effective airflow and . It effectively removes stale indoor air while rainwater from entering the ventilation . Instruction: Install the Steel Roof Wind Vent the roof in location that permits optimal airflow. the vent is firmly attached to the roof to any leaks. The rotating roof vent will automatically use the temperature difference between indoor and air to generate convection and expel stale air. Application: This unpowered exhaust spherical design, for industrial buildings, factories, workshops, farms, and more. Its principle uses the temperature difference between indoor and air to generate convection, causing rotation. The centrifugal negative pressure effect then expels stale indoor air. It is to install and requires no external source. NOTE: proper installation to leaks and efficient . Also, regularly inspect the vent for any debris or obstructions that may affect airflow