HVAC Air Duct Slide Calculators | Custom Duct Calculator Slide Charts

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Air Duct Calculator Options

4" x 9.25" Air Duct Slide Rule
8.5" x 11" Air Duct Wizard Ductulator
5" x 7.5" Duct Design Calculator

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The air duct calculators shown here are available with our without your custom imprint.

Minimum Order Quantity:
Custom with your company info: 500 units
Stock item without your imprint: 10 units

Air Duct Slide Rule Calculator

Used by trainers, educators and technicians alike.
Provides the following information:
- Friction
- Velocity
- Round Duct Size
- Surface Area
...and more

Size: 4" x 9.25"
Materials: Heavyweight calculator board
Minimum Quantity with Imprint: 500
Minimum Quantity without Imprint: 50

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