4 Inch Round Air Vent, HG Power Adjustable ABS Vent Cover, White Louver Grille Vent Fit for Bathroom, Office, Kitchen, Ventilation Use - Opening Size 3.74"

Additional Details from the Manufacturer

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More features

• 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
• Tip: Apply waterproof glue (like silicone sealant) between flange and white panel to prevent temperature-related detachment
• Suggest: For bulk orders, we advise purchasing a single unit first to verify suitability before committing to large quantities