HG POWER 4 Inch Soffit Vent，Round Air Vent Cover with Louver, ABS Adjustable Ceiling Vent Covers for Living Room, Bathroom, Kitchen, Greenhouse, Ventilation System, White - Opening Size 3.74"

• UPC   767550224057
• Product Parameters: The round vent cover Standard Compatible Size: 4". Flange Opening Size: 3.74". Panel Size: 5.79". Tickness: 2.64" Easy to Install: The reverse buckle device makes the installation of the gable vent easy. Simply push the soffit vent cover of the duct into the pre drilled hole on the wall or ceiling, and twist it to secure it in place. No need for complex tools Adjustable Airflow: The duct vent cover allows you to control the airflow with the adjustable knob on the panel, regulating the size of the screen mesh vents for customized comfort Durable ABS Material: Made of premium ABS, this ceiling diffuser offers excellent weather and impact resistance. Its durability prevents deformation and fading, ensuring a reliable home ventilation solution Wide Application: These versatile circular attic vent function as both air intake and outlet, s suitable for indoor and outdoor installations such as bedrooms, Shower Room, garages, henhouse, and insulation sheds, Weight: 0.220462262 pounds, Manufacturer: HG POWER