Ashrae Duct Fitting Database Excel Link Free Jun 2026

Many engineers use "home-brewed" Excel sheets that reference ASHRAE tables.

(the longest duct route with the most fittings). They tag each component and use the ASHRAE database to find the loss coefficient for every individual piece, summing them up in Excel to determine the total fan power required. Key Features of the ASHRAE Database Comprehensive Data : Includes loss coefficient tables for over 200-250 round, rectangular, and flat oval fittings Visual Interface ashrae duct fitting database excel link