Air Volume Control Valve, also known as an air调节 door, is an indispensable component in central air conditioning systems for ventilation, air conditioning, and air purification in industrial and civil buildings.

End fittings, commonly used in air conditioning and ventilation system pipes, for adjusting the air volume of branch pipes, and can also be used for mixing fresh air and return air. Widely

Used for industrial and civil building HVAC systems, it regulates air flow and is a key device for controlling ventilation modes under various environmental conditions.

One of the preparations. Its main features include flexible operation, low noise, and minimal leakage (enclosed leakage < 0.5%), wide working temperature range, and reliable structure.

Safe and convenient