Range Hood Check Valve Prevent Backflow Thickened Kitchen Flue Check Valve Pipe Backdraft Damper wit

Feature: 1. [Secure Closure] Featuring gravity spring for a tight seal, this flue check valve prevents grease and smoke from flowing back, ensuring efficient ventilation in your kitchen. 2. [Thickened Material] Constructed from thickened ABS material, this flue check valve is heat resistant, and aging resistant, ensuring lasting use. 3. [Built in Level] Equipped with a built in level, this exhaust fan check valve ensures accurate horizontal installation without deviation. 4. [Versatile Application] This exhaust fan check valve can adapt to various scenarios, suitable for use in various kitchens, bathrooms, and other areas. 5. [Practical Tool] This exhaust check valve offers practical and effective backdraft prevention, maintaining clean and refreshing home environment. Specification: Item Type: Range Hood Check Valve Material: ABS Package List: 1 x Range Hood Check Valve 2 x Accessories