Calculates velocity, friction loss, and exact vs. rounded dimensions. Includes a built-in . Professional Feedback

The does not have a native macOS application; however, HVAC professionals can run similar mobile tools on modern Macs or use translation layers for the original Windows version. Compatibility and Native Options

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).

Handles both round and rectangular ductwork calculations.

: Compatible with macOS 11.0 or later on Apple Silicon Macs. 2. Run the Windows Version via Virtualization The original McQuay Duct Sizer (now under the Daikin Applied brand) is a lightweight Windows executable ( ). You can run it on any Mac using:

Supports both US standard (Imperial) and SI (metric) units.

file, Mac users have two primary paths for a native experience: 1. Using Apple Silicon Macs (M1/M2/M3)