Valve Electric Air Duct Motorized Damper. Features:  Actuator + Air Valve: The Electric Air Valve is Composed of Two Parts: the Actuator and the Air Valve.  The Actuator Has the Characteristics of Small Size, High Torque and Long Service Life.  It Adopts Bidirectional Control and Can Be Selected According to Different Requirements. High-quality Valve Leaf: The Air Valve Leaf Adopts High-quality Aluminum Plate Stamping Molding, Equipped with Silicone Sealing Ring, Good Airtightness, Easy Wear and Corrosion Resistance, and Stable and Reliable Product Quality. Mirror: Round Air Valve Adopts High Quality Motor, Beautiful and Reliable Operation, Low Failure Rate, the Material of the Valve Body is Made of Mirror, Corrosion Resistance, High-grade Specifications: Model Number: 80-200mm Type 1: Air Damper Valve Type 2: Electric Air Duct Motorized Damper Type 3: Ventilation Pipe Valve Type 4: 1N.m 24v 12v 220v Type 5: Air Volume Control Valve Type 6: Actuator Type 7: Air Damper Valv Colour: Silver Material: Stainless Steel Height: 150-190mm Outside Diameter:80-200mm Rated Torque:1Nm Power Consumption: 4VA Air Valve Angle:0°,90° Power: 220VAC Life: >50,000 Times Package Contents:  1* Electric Air Valve (2 Colors, Random Delivery) . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.