It is also important to know that the damper sleeve should be installed in places where you can easily control the handle. Applications: The manual volume damper is used for air volume regulation in an air ventilation system, and it is widely used in the HVAC industry. Also, this innovative design ensures smooth and silent operation when the flap board opens or closes. Speedi-Products AC-VDQ 10 Speedi-Products AC-VDQ 08 8-Inch Diameter Galvanized Duct Volume Damper W/ Quad Galvanized Sheet Metal Damper Find many great new & used options and get the best deals for HVAC Duct Manual Volume Backdraft Damper, 8 Inch, Airflow Ducting Branch Vent... at the best online prices at ! Free shipping for many products Size: Port Outer Diameter: 200mm / 8 inch; Length:190mm / 7., 5 inchManual Airflow Adjustment: Enjoy a comfortable environment with our damper sleeve, designed to use the manual handle on the valve to adjust the air volume from multiple angles. This is helpful to control room temperature and stop the backdraft. Manual Airflow Adjustment: Enjoy a comfortable environment with our damper sleeve, designed to use the manual handle on the valve to adjust the air volume from multiple angles. Durable Material:The body is made from stainless steel material and the flap blade is made from aluminum, durable material for long-lasting performance. Easy to install: Simply slide it directly into your ventilation pipe, and then use the pipe clamp and tape for a secure fit. Applications: Suitable for residential and commercial applications, our Backdraft Damper is perfect for use in Heating, Ventilation, and Air Conditioning... Applications:The manual volume damper is used for air volume regulation in an air ventilation system, and it is widely used in the HVAC industry. With Handle Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Air Control Valve, Adjustment Handle Stainless Steel, For HVAC Branch Vent Damper
