Ashrae Duct Fitting Database Excel File

Engineering Analysis Unit Source references: ASHRAE Handbook – Fundamentals (Ch. 34), ASHRAE Duct Fitting Database Product Information.

The is a powerful, flexible tool for HVAC engineers who need rapid access to loss coefficients without switching between software interfaces. While not official, a carefully validated Excel version can dramatically speed up manual duct design, spreadsheet-based energy analysis, and educational demonstrations—provided users cross-check against the latest ASHRAE Handbook. ashrae duct fitting database excel

You can copy from ASHRAE Fundamentals , Table 34.2 (Loss Coefficients). However, this is only feasible for 10-20 common fittings. For the full 1,200+ fittings, buy the database. spreadsheet-based energy analysis