3" Duct Damper, Stainless Steel Motorized Adjustable Hvac Volume Dampers Airflow Backdraft Damper Control For Hvac Air Balancing System

The motorized volume damper is used for air volume regulation in an air ventilation system, widely used in HVAC industry. With that installed in your HVAC systems, you can easily control the air flow rate or close off an air duct if needed, to some extent, it will increase the energy efficiency of your system.SpecificationColor: Silver ToneMaterial: 201 Stainless SteelAC Current: 220V 24VDC Current: 24V 12VAdjustable Angle: 90 DegreeInner Diameter of Interface: 75 mm / 3 InchOverall Size: 150 x 1 mm / 6 x 0.04 inch (L*T)Packing List: 1 x Duct Motorized Volume DamperAdvantage1. Made of thick 201 stainless steel, which has good hardness, durable, not easy to deform and corrosion, moisture proof and rust resistant, and can be used for a long time.2. The damper can be adjusted to regulate the volume of air passing through the duct, providing flexibility in HVAC system balancing.The damper can be adjusted up to 90 degrees.3. With its airflow backdraft prevention feature, the damper with silicone sealing ring ensures that air flows in the desired direction, preventing unwanted drafts or air leakage.4. The automatic open or close design can provide effective control over the controlled environment, offering benefits of comfort, energy efficiency, and noiseless operation.InstructionThe damper is equipped with a motorized mechanism, allowing for precise and convenient control of airflow. Easy to install, just simply slide the volume damper into the pipe you are attaching to, and fix it with pipe clamp and tape. (pipe clamp and tape are not included here)NOTE: Please confirm the inner diameter of the air volume damper before placing an order and the recommended temperature range is -10 - 70 centigrade.