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 SteelPower Supply: AC 24VAdjustable Angle: 90 DegreeInner Diameter of Interface: 150 mm / 6 InchOverall Size: 190 x 1 mm / 7.5 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.
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