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ACCA

Duct Calculation Slide Rule (ACCA Ductulator)

Duct Calculation Slide Rule (ACCA Ductulator)

Regular price $57.00 USD
Regular price Sale price $57.00 USD
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30 in stock

This durable two-sided plastic sizing wheel comes with a complete instruction manual for residential and commercial duct-sizing procedures.

Uses:

 –  Sizes metal ducts, lined metal ducts duct board airways, and wire helix flexible ducts.

–  Converts round shapes to equivalent rectangles.

–  Correlates available pressure with total effective length and friction rate (Manual D sizing calculations).

–  Converts velocity into velocity pressure and vice versa.

–  Corrects for altitude and temperature.

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