While ASHRAE does not provide a direct "Excel download" for its entire Duct Fitting Database (DFDB), the current ASHRAE Duct Fitting Database (DFDB) v6.0 is primarily a cloud-based subscription service. Professionals typically use the software to calculate specific fitting losses and then transfer that data into their own Excel-based static pressure calculation sheets. Official ASHRAE Database Resources
Several commercial HVAC design software packages (e.g., Trane Duct Designer, Carrier HAP, Elite Software), as well as free tools like HVAC Solution or openDuct, include the ASHRAE database. Many allow export to CSV/Excel. ashrae duct fitting database excel link
Third-Party Excel Tools: Sites like MEP Excel offer custom-built Duct Fitting Calculators that use VBA and external data folders to mimic ASHRAE functions within an Excel interface. While ASHRAE does not provide a direct "Excel
Features of the ASHRAE Duct Fitting Database Understand the ASHRAE Duct Fitting Database contents and
often share calculation templates that mirror ASHRAE's methodology. Revit Integration: For 3D modeling, the Duct Fitting Table Viewer
The ASHRAE Duct Fitting Database (DFDB) is a subscription-based tool rather than a free Excel file. While ASHRAE does not provide a direct Excel link for the database itself, users typically use the database software to generate loss coefficients and then manually or programmatically transfer that data into Excel for External Static Pressure (ESP) calculations. Report: Accessing and Using ASHRAE Duct Fitting Data 1. Official Access Methods