Manual interpolation between curve lines on a printed chart creates variance. The software performs automated mathematical interpolation for pinpoint accuracy.
Understanding the ASHRAE Duct Fitting Database Version 6.00.05 ashrae duct fitting database version. 6.00.05
If your projects are small residential systems with simple round ducts, you may not need the full database—but the viewer is still faster than flipping pages. Manual interpolation between curve lines on a printed
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The is a high-precision digital tool designed for HVAC engineers to calculate pressure loss across complex duct networks. Developed by ASHRAE in collaboration with Carmel Software Corporation , this version serves as the industry standard for determining duct fitting loss coefficients (C-factors). Key Features of Version 6.00.05
: Flexible elbow fittings with radius-to-diameter ratios (r/D) of 1.0 and 1.5. Critical Bug Fixes Resolved table copying errors for Fixed equations for and synchronized database tables with text files for Restored missing tables for Expanded Input Ranges