The official ASHRAE Duct Fitting Database (DFDB) is not primarily distributed as a standalone Excel file, but rather as a dedicated software application that includes table data for over 200 fittings. You can access it through the following official channels: Official ASHRAE Resources
For years, professionals have searched for a direct, functional, and up-to-date ASHRAE duct fitting database Excel link. The truth is more nuanced than a simple download button. In this comprehensive guide, we will unpack what the database is, where to find the official link, how to integrate it with Excel, and alternative methods to access this critical data for your HVAC projects.
Many engineers use "home-brewed" Excel sheets that reference ASHRAE tables.
The American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE) provides a comprehensive duct fitting database in Excel format, which is a valuable resource for engineers, designers, and contractors working on HVAC systems. The database contains a wide range of duct fittings, including elbows, tees, wyes, and reducers, among others.
Project Saving: Group specific fittings into project files that can be stored and transferred. Connecting the Database to Excel
The official DFDB is now primarily cloud-based, but it offers reporting features that bridge the gap to Excel:
Input duct system in Excel: