HVAC Duct Manual Volume Damper 6Inch Air Flow Regulator Airflow Ducting Backdraft Damper for Air Ventilation System (6 Inch)

HVAC Duct Manual Volume Damper Specification:Port Outer Diameter: 4"/ 100mmLength: 6"/ 160mmFunction: The damper also features a backdraft control feature that prevents reverse airflow due to wind pressure or HVAC system operation.Dampers help regulate the amount of air that passes through the ducts, allowing you to maintain optimal airflow levels for heating, cooling and ventilation purposes.Features:Air Flow Regulator features a rubber seal ring inside, which can prevent the air duct valve from leaking when it is closed.The flap blade of HVAC Duct Manual Volume Damper is made from aluminum, which is wear resistance and can be used for a long time.Package Content: 1Pcs* HVAC Duct Manual Volume Damper.

• Specification: Port Outer Diameter: Length: 6"/ 160mm
• Function: Airflow Ducting Backdraft Damperhelp regulate the amount of air that passes through the ducts, allowing you to maintain optimal airflow levels for heating, cooling and ventilation purposes
• Leak-proof Design: Air Flow Regulator features a rubber seal ring inside, which can prevent the air duct valve from leaking when it is closed
• Package Content: 1Pcs* HVAC Duct Manual Volume Damper
• Note: For ventilation systems only, not touching water