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Rectangular Air Ducts - Velocity Diagram

Velocity diagram for rectangular air ducts - metric units.

Air flow and air velocities in rectangular air ducts:

rectangular air ducts velocity diagram

Example - Air Flow in Rectangular Air Duct

The air flow in a 200 x 250 mm rectangular air duct with air velocity 6 m/s can be estimated to aprox. 0.3 m3/s from the diagram above.

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