In the physical world, the plastic wheel would have required him to spin, squint, and interpolate. In the old Windows software, he would have had to guess and check.
Older versions occasionally had issues with screen scrolling after value entry, though recent updates for iOS 17 and macOS have addressed many legacy bugs. Summary Table Official Name HVAC Duct Sizer (Carmel Software/Daikin Applied) Availability Mac App Store, iPhone, iPad Best For Quick sizing, friction loss analysis, field verification Cost Free to download (some features may vary by region) mcquay duct sizer for mac
— ignore. The app will open a small classic Windows dialog. Input CFM, friction, velocity limit, click “Calculate.” It works. In the physical world, the plastic wheel would
The app allows you to email HTML or .CSV reports of your calculations directly to teams or clients. Cons: Summary Table Official Name HVAC Duct Sizer (Carmel
Before spending hours troubleshooting, download the portable version of McQuay Duct Sizer (some sites offer the .exe without an installer). Place it in a folder on your Mac, then right-click > Open With > CrossOver/Wine. If it runs, you are set. If not, spin up a lightweight Windows 11 VM using UTM—it takes 15 minutes and works forever.