Ashrae Duct Fitting Database Version 60005 Jun 2026

The DFDB changed everything. It relies on . It treats every fitting (a turn, a tee, a transition) as a puzzle of physics. When you look at a specific fitting in the database, you aren't just seeing a number; you are seeing:

The database removes guesswork. It replaces "that feels right" with empirical, peer-reviewed fluid dynamics. By upgrading to version 60005 and integrating it into your BIM workflow, you ensure your pressure drop calculations align with the current state of the art in HVAC science. ashrae duct fitting database version 60005

Includes loss coefficient tables for over 200 round, rectangular, and flat oval fittings . The DFDB changed everything

Previous versions had notorious blind spots. v60005 adds dozens of new fitting configurations, especially for: When you look at a specific fitting in

Features fully available input/output properties and an "Explorer" view for graphic navigation of all fittings.