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📐 Master airflow, crush inefficiency — don’t let your ducts hold you back!
The ADI Ductulator is a precision HVAC tool developed by the Air Distribution Institute, featuring research-backed data on flexible duct compression effects (4%, 15%, 30%) to help professionals select optimal duct sizes. It accounts for real-world installation variables like bends and sags, ensuring accurate airflow (CFM/FPM) calculations. With dual-sided charts for duct sizing and fittings, it’s a trusted, compact resource for HVAC pros and students aiming for peak system performance.
| ASIN | B0DYB3WHZ7 |
| Best Sellers Rank | #77,491 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #105 in HVAC Ducting |
| Color | White |
| Customer Reviews | 4.8 4.8 out of 5 stars (62) |
| Date First Available | February 24, 2025 |
| Included Components | Card |
| Item model number | ADI-CAL |
| Manufacturer | Air Distribution Institute |
| Product Dimensions | 11 x 8.5 x 0.1 inches |
S**L
Duct size calculator
Great tool for sizing A/C ductwork - Thanks...
J**O
Great tool for duct ordering
Exactly what you need in certain occasions
R**M
Installation
I'm in school for HVAC and you never know which direction you want to go on the field, so I recommend getting it
C**O
El cumplimiento
Todo atiempo
J**N
Easy to use
Works as intended
A**Y
Herramienta de HVAC
Súper buena herramienta y fácil de utilizar y necesaria para el trabajo de ductos de aire acondicionados,
C**E
Best Value
This is the most complete Duct Size Calculator available, other than the ASHRAE version. It gives equivalent sizes for any combination of CFM, Velocity and Friction Loss in Round and Rectangular Sheet Metal Duct as well as Flexible Duct at three different compression installations. It is also the only Duct Size Calculator approved for use in the Texas State HVAC License Exam.
E**W
Most complete duct sizing calculators available.
This is one of the most complete duct sizing calculators available. It provides equivalent sizes for various combinations, including round and rectangular sheet metal duct, as well as flex duct with compression information. It’s also an excellent resource for preparing for the HVAC licensing exam.
Trustpilot
2 months ago
1 month ago