HVAC Air Valves: Gate, Check, And Balancing Valve Selection

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2026-10-16 07:50:55 -

What Is an HVAC Air Valve? An HVAC air valve is a device installed in a duct system to control airflow by obstructing the cross-section. Air valves are similar to dampers but are typically used in round ductwork where the geometry requires a different construction or where the function is different from a damper. Common functions of air valves: Isolation: gate valve for on/off...

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