Ashrae Duct Fitting Database Version 60005 _verified_ Free < 2026 Release >

Some data tables and reports associated with the database, like the 10 Pyramidal Duct Transitions report , are available for viewing on public platforms, though this does not replace the software itself.

The ASHRAE Duct Fitting Database: What Version 6.00.05 Means for HVAC Designers

Most downloads come as a .zip archive containing two files: ashrae duct fitting database version 60005 free

The Duct Fitting Database is a comprehensive resource for design engineers to calculate pressure losses in various duct system components. It includes loss coefficient tables for over , including round, rectangular, and flat oval designs. Key Features of Version 6.00.05 :

Includes supply, exhaust, and return configurations for commercial and industrial systems. Some data tables and reports associated with the

It is available for free on the Apple App Store. Why Version 6.00.05 Matters

Without Version 60005, you would have to guess the Co (often leading to 0.1 or 0.2 errors). A 0.06" error across 50 fittings ruins your fan selection. Key Features of Version 6

Supports exporting calculation sheets to text files or spreadsheets for project documentation. Why Version 6.00.05 Matters to HVAC Engineers

Using generalized or estimated loss coefficients instead of verified ASHRAE data can lead to significant issues in completed HVAC systems:

| Tool | Key Features | Pricing / Access | DFDB Method | | :--- | :--- | :--- | :--- | | | Real‑time pressure loss, 240+ fittings, cloud access, export to Excel, pictorial guides | Commercial ($477) + free Lite version (iOS) | All three methods built in | | Autodesk Revit | Equal Friction & Static Regain methods built into BIM modeling; free Table Viewer add‑in for seeing DFDB tables | Commercial (subscription) | Equal Friction, Static Regain | | Elite Software DUCTSIZE | Static regain, equal friction, constant velocity; unlimited sections; fan noise data; works with AutoCAD | $295 – $499 (free demo avail) | Equal Friction, Static Regain | | McQuay Duct Sizer | Fast, free duct sizing; handy for quick checks; but lacks surface‑roughness adjustment (Ɛ) – always uses a default value | Free | Equal Friction (implicit) | | ARKANCE Pressure Drops | Automates pressure drop calc without Revit’s default tables; works with DFDB | Commercial (free trial likely) | Custom DFDB | | MEPEXCEL Duct Fitting Calculator | Excel‑based (VBA) tool; uses ASHRAE coefficients for pressure loss calc | Freemium / Paid | DFDB lookup |