Each entry features pictorial outlines or 3D illustrations, helping engineers quickly identify the correct fitting type. Project Management:

ASHRAE. (2016). ASHRAE Duct Fitting Database [Computer software]. Atlanta, GA: ASHRAE.

(Version 6.0 and above), ensuring users always have the latest calculations. Mobile App

A computerized database containing pressure loss (loss coefficient "C" or "K") data for several hundred HVAC duct fittings. It is based on the data and methods presented in the 2016 ASHRAE Handbook, replacing prior versions from 2009 and earlier.

The ASHRAE Duct Fitting Database 2016 can be accessed in various formats: