If you have a modern Mac with an M-series chip running , you can download the HVAC Duct Sizer from the Mac App Store.
The reason is both technical and economic. mcquay duct sizer for mac
: Sizes ducts based on a fixed air velocity to manage noise and static pressure . How to Use on Mac If you have a modern Mac with an
Sadly not a Mac app, but runs on iPad/Mac with Catalyst? No. However, the mobile version is excellent for field use. mcquay duct sizer for mac