---
title: "Greenheck Toolbox - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Greenheck’s Toolbox includes a Fan Law Calculator and a Ductulator App. To use the Fan Law Calculator, input existing rpm, cfm, static pressure, and horse power. Modify any one measurement and the rem"
---

# Greenheck Toolbox — United States

![Greenheck Toolbox App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple62/v4/6c/dc/be/6cdcbed1-f6f2-4cfb-c9cb-6b1fd3305f9e/mzm.uiwsgcuh.jpg/400x400bb.jpg)

**Developer:** [Greenheck](https://apptail.io/developer/greenheck-epde)
**Category:** Utilities
**Rating:** 3.0/5 (3 ratings)
**Price:** Free
**Bundle ID:** com.greenheck.toolbox
**Store:** Apple App Store
**Country:** United States
**Version:** 1.5 (released 2015-11-13)
**Original Release:** 2012-05-18

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id526779916)
**AppTail Page:** [https://apptail.io/app/greenheck-toolbox-aWQd/united-states](https://apptail.io/app/greenheck-toolbox-aWQd/united-states)

## Greenheck Toolbox Description
Greenheck’s Toolbox includes a Fan Law Calculator and a Ductulator App. To use the Fan Law Calculator, input existing rpm, cfm, static pressure, and horse power. Modify any one measurement and the remaining three calculate. Greenheck’s Ductulator app allows you to quickly and easily size HVAC duct. Input your duct shape, rounded dimension, air temperature, elevation and select roughness. Next determine sizing by airflow or dimensions, select velocity or friction factor, input your volume, velocity, aspect ratio and calculate. Your results will be displayed.

## Greenheck Toolbox Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple22/v4/4d/50/20/4d502081-3311-eb95-7227-22a770be35a3/mzm.hpeswlzp.jpg/640x960.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple62/v4/76/de/d0/76ded0f2-8541-62f9-c275-a5d1a9ab7a64/mzm.hvychcyk.jpg/640x960.png)

## Greenheck Toolbox Rating Breakdown in United States
- 5 stars: 1 (33%)
- 4 stars: 0 (0%)
- 3 stars: 1 (33%)
- 2 stars: 0 (0%)
- 1 stars: 1 (33%)




## Greenheck Toolbox Discovered Keywords
- greenheck toolbox
- duct sizer


## Greenheck Toolbox Available In
- [United States](https://apptail.io/app/greenheck-toolbox-aWQd/united-states)
- [Canada](https://apptail.io/app/greenheck-toolbox-aWQd/canada)
- [India](https://apptail.io/app/greenheck-toolbox-aWQd/india)
- [Ecuador](https://apptail.io/app/greenheck-toolbox-aWQd/ecuador)
- [Bulgaria](https://apptail.io/app/greenheck-toolbox-aWQd/bulgaria)
- [Belarus](https://apptail.io/app/greenheck-toolbox-aWQd/belarus)
- [Switzerland](https://apptail.io/app/greenheck-toolbox-aWQd/switzerland)
- [Chile](https://apptail.io/app/greenheck-toolbox-aWQd/chile)
- [China](https://apptail.io/app/greenheck-toolbox-aWQd/china)
- [Cyprus](https://apptail.io/app/greenheck-toolbox-aWQd/cyprus)
- [Denmark](https://apptail.io/app/greenheck-toolbox-aWQd/denmark)
- [Dominican Republic](https://apptail.io/app/greenheck-toolbox-aWQd/dominican-republic)
- [Algeria](https://apptail.io/app/greenheck-toolbox-aWQd/algeria)
- [Estonia](https://apptail.io/app/greenheck-toolbox-aWQd/estonia)
- [Spain](https://apptail.io/app/greenheck-toolbox-aWQd/spain)
- [France](https://apptail.io/app/greenheck-toolbox-aWQd/france)
- [United Kingdom](https://apptail.io/app/greenheck-toolbox-aWQd/united-kingdom)
- [Greece](https://apptail.io/app/greenheck-toolbox-aWQd/greece)
- [Hong Kong SAR China](https://apptail.io/app/greenheck-toolbox-aWQd/hong-kong)
- [Croatia](https://apptail.io/app/greenheck-toolbox-aWQd/croatia)
- [Ireland](https://apptail.io/app/greenheck-toolbox-aWQd/ireland)
- [Israel](https://apptail.io/app/greenheck-toolbox-aWQd/israel)
- [Japan](https://apptail.io/app/greenheck-toolbox-aWQd/japan)
- [South Korea](https://apptail.io/app/greenheck-toolbox-aWQd/south-korea)
- [Kuwait](https://apptail.io/app/greenheck-toolbox-aWQd/kuwait)
- [Lebanon](https://apptail.io/app/greenheck-toolbox-aWQd/lebanon)
- [Lithuania](https://apptail.io/app/greenheck-toolbox-aWQd/lithuania)
- [Malaysia](https://apptail.io/app/greenheck-toolbox-aWQd/malaysia)
- [Nigeria](https://apptail.io/app/greenheck-toolbox-aWQd/nigeria)
- [Panama](https://apptail.io/app/greenheck-toolbox-aWQd/panama)
- [Peru](https://apptail.io/app/greenheck-toolbox-aWQd/peru)
- [Pakistan](https://apptail.io/app/greenheck-toolbox-aWQd/pakistan)
- [Romania](https://apptail.io/app/greenheck-toolbox-aWQd/romania)
- [Russia](https://apptail.io/app/greenheck-toolbox-aWQd/russia)
- [Türkiye](https://apptail.io/app/greenheck-toolbox-aWQd/turkey)
- [United Arab Emirates](https://apptail.io/app/greenheck-toolbox-aWQd/united-arab-emirates)
- [Uzbekistan](https://apptail.io/app/greenheck-toolbox-aWQd/uzbekistan)
- [Argentina](https://apptail.io/app/greenheck-toolbox-aWQd/argentina)
- [Australia](https://apptail.io/app/greenheck-toolbox-aWQd/australia)
- [Azerbaijan](https://apptail.io/app/greenheck-toolbox-aWQd/azerbaijan)

---

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