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Tools & Online Resources

Air Duct Calculators

  1. Equivalent Duct
  2. Flexible Duct Friction Loss
  3. Sheet Metal Duct Friction Loss

Equivalent Duct Calculator

I want to calculate:

Friction Loss Calculator: Flexible Duct

I want to calculate:

Friction Loss Calculator: Sheet Metal Duct

I want to calculate:

 

Take 'em mobile

Because you will probably need them when you're not in the office these calculators are available for your smartphone. Here's some basic instructions:

  1. Follow the links below to the calculators you want
  2. Bookmark/Save the calculator page to your Home Screen (iOSAndroid)

Mobile Calculators

Additional Resources

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GRD Cross Reference Guide

GRD Cross Reference



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