Fafeicy HVAC Manual Volume Damper, Airflow Control Valve

Spec: Item Type: HVAC Manual Volume Damper Material: 304 stainless steel, rubber Outer Diameter: Approx. 125mm / 5in How to Use: Install and use directly. Package List: 1 x HVAC Manual Volume Damper

• Durable Material: This HVAC manual volume damper uses 304 stainless steel body and blade, resisting rust, abrasion, and heat, ensuring long service life in exhaust and ventilation systems without deformation or damp buildup.
• Precise Adjustment: This airflow control valve includes a handle with protective cover and internal rubber seal on blade, enabling tight closure, reduced air leaks, and quiet operation during manual airflow regulation in ductwork.
• Enhanced Sealing: This backdraft damper features rubber rings on both channel ends, simplifying mounting into 5 inch ducts, improving sealing performance, and preventing accidental slips during installation.
• Wide Application: This manual damper suits HVAC systems, exhaust fans, hydroponic setups, and dryer vents, allowing speed control or complete shutoff, supporting energy efficiency across various ventilation environments.
• Air Balancing Function: This duct damper adjusts from multiple angles to regulate indoor airflow, manage temperature, and stop backflow, making it ideal for air balancing tasks in heating and cooling systems.nannannannannan