Once Windows is running, you can download the McQuay Duct Sizer for Windows and install it normally. 2. Using Wine / CrossOver
Because they run entirely inside Safari or Chrome, web apps work perfectly on any Mac, iPad, or iPhone.
A polished, paid alternative built on Wine that simplifies the installation of legacy Windows utilities on macOS without requiring a Windows OS license.
If you have a Windows machine elsewhere (office PC, cloud instance), use Microsoft Remote Desktop (free on Mac App Store) or TeamViewer.
While a native, standalone "McQuay Duct Sizer for Mac" desktop installer does not officially exist, Apple users are far from out of luck. By leveraging lightweight compatibility layers like Wine, deploying a virtual machine, or embracing modern cloud-based alternatives, you can calculate friction loss and size ductwork seamlessly on your Mac. mcquay duct sizer for mac
Here are the three best ways to run a Windows .exe program like McQuay Duct Sizer on a Mac:
allows you to run Windows applications directly on macOS without a full Windows license, though it can require more technical configuration.
The McQuay DuctSizer is a legendary freeware tool among HVAC engineers, mechanical designers, and students. Known for its simple, no-nonsense interface, it calculates duct sizes, fluid velocities, friction rates, and acoustic properties based on the equal friction method.
HVAC engineers who rely on multiple Windows-only tools (like Wrightsoft, Elite Software, or AutoCAD MEP). Once Windows is running, you can download the
Allows you to run the Windows .exe file alongside your Mac apps.
The reason is both technical and economic.
Free; lightweight; does not consume massive system memory (RAM).
Do you prefer a , or are you open to paid software options for maximum stability? Share public link A polished, paid alternative built on Wine that
Newer macOS versions (Ventura/Sonoma/Sequoia) may not support 32-bit McQuay Duct Sizer if it hasn't been updated. In that case, run the Windows version via Wine, CrossOver, or a VM – or use the web-based alternatives (e.g., McQuay Online Duct Sizer).
While not a simple "sizer" with sliders, this tool is vital for verifying pressure loss, which can be used to inform your sizing. How to Perform Duct Sizing on Mac (Step-by-Step)
Wine is a compatibility layer capable of running Windows applications on macOS without installing a full Windows operating system. It translates Windows API calls into macOS calls on the fly.
Requires a paid Parallels subscription and a Windows license; heavy resource consumption. 3. Boot Camp Assistant (Intel Macs Only)
Download a Windows 11 ARM ISO directly through the Parallels interface.