Ashrae Duct Fitting Database Excel Link !new! Instant

The primary tool for current data, accessible via an annual subscription on the ASHRAE Bookstore .

: Accessible via ductfitting.ashrae.org with an annual subscription.

For decades, the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) has provided the gold standard for pressure loss coefficients through the ASHRAE Duct Fitting Database (DFDB). However, manually looking up coefficients for hundreds of fittings is incredibly time-consuming. ashrae duct fitting database excel link

Enter flow rate and dimensions; get pressure loss instantly. Reliability: Data pulled straight from ASHRAE Handbook—Fundamentals.

) or pressure loss in the DFDB software and copy it into a custom Excel spreadsheet to determine the of the critical path. The primary tool for current data, accessible via

Official ASHRAE resources for the Duct Fitting Database (DFDB) are provided as standalone software or cloud-based subscriptions rather than a raw Excel file. However, you can use the software to generate data for your Excel sheets or find community-built Excel calculators that reference ASHRAE values. 🔗 Official ASHRAE Links Cloud-Based Database (Annual Subscription): Access the full database of over 200 fittings via the ASHRAE Bookstore Free Mobile App (Lite): Perform basic calculations on the go with the DFDB Lite App for iPhone and iPad. Service Life & Maintenance Database: A free tool for HVAC equipment planning is available on ASHRAE's Free Resources page 📥 Excel-Compatible Alternatives

If you specifically need an Excel workflow, consider these options: Manual Export: Most engineers use the official DFDB software to find specific loss coefficients ( However, manually looking up coefficients for hundreds of

Do you need assistance writing a formula for a ?

Some premium duct sizing add-ins (like ASHRAE’s own DFDB Toolkit for .NET) expose an ODBC interface.