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

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About This Specification: Port Outer Diameter: Length: 6"/ 160mm Function: Airflow Ducting Backdraft Damperhelp regulate the amount of air that passes through the ducts, allowing y ou 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 Show more