Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

This is an AMP page - Open full page! for all features.

Rectangular Ducts - Dimensions

Sponsored Links

Commonly used rectangular duct sizes in air handling ventilation systems:

Rectangular Ducts - Dimensions
Width
(mm)
Height (mm)
10015020025030040050060080010001200
200 1) 1) 2) 3) 3) 3) 3) 3) 3) 3) 3)
250 2) 2) 2) 2) 3) 3) 3) 3) 3) 3) 3)
300 1) 1) 1) 2) 2) 3) 3) 3) 3) 3) 3)
400 1) 1) 1) 2) 1) 2) 3) 3) 3) 3) 3)
500 3) 1) 1) 2) 1) 1) 2) 3) 3) 3) 3)
600 3) 1) 1) 2) 1) 1) 1) 2) 3) 3) 3)
800 3) 3) 1) 2) 1) 1) 1) 1) 2) 3) 3)
1000 3) 3) 3) 2) 1) 1) 1) 1) 1) 2) 3)
1200 3) 3) 3) 3) 1) 1) 1) 1) 1) 1) 2)
1400 3) 3) 3) 3) 3) 2) 2) 2) 2) 2) 2)
1600 3) 3) 3) 3) 3) 1) 1) 1) 1) 1) 1)
1800 3) 3) 3) 3) 3) 3) 2) 2) 2) 2) 2)
2000 3) 3) 3) 3) 3) 3) 3) 3) 1) 1) 1)

1) Preferred, 2) Acceptable, 3) Not common

Sponsored Links

Related Topics

Ventilation

Systems for ventilation and air handling - air change rates, ducts and pressure drops, charts and diagrams and more.

Related Documents

Duct Sizing - the Equal Friction Method

The equal friction method for sizing air ducts is easy and straightforward to use.

Ducts - Cross-Sectional Area vs. Diameter

Circular ducts sross-sectional areas.

Ducts or Pipes through Steel Joists - Maximum Sizes

Maximum sizes of ducts or pipes through K series joists.

Equivalent Diameter - Rectangular vs. Circular HVAC Ducts

Rectangular equivalent diameter for air flows between 100 - 50000 cfm.

Fluid Flow - Equivalent Diameter

Convert rectangular and oval duct geometry to a equivalent circular diameter - online calculator with imperial and SI-units.

Rectangular Air Ducts - Velocity Diagram

Velocity diagram for rectangular air ducts - metric units.

Sponsored Links

Search Engineering ToolBox

  • the most efficient way to navigate the Engineering ToolBox!

SketchUp Extension - Online 3D modeling!

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp from the Sketchup Extension Warehouse!

Privacy

We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.