), and total pressure loss calculations for supply, exhaust, and common duct systems.
: You can save various fittings into a single project file for easy navigation and transfer between team members.
: The most recent official desktop version is Version 6.00.05 , which is available through a one-year cloud subscription from ASHRAE . Key Features of the Official Database ashrae duct fitting database pdf patched
: The interface updates results instantly as you change input fields like flow rate, dimensions, or density.
The is an essential tool for HVAC design engineers, providing a standardized catalog of loss coefficients and pressure drop data for hundreds of round, rectangular, and flat oval duct fittings . While users often search for a "patched PDF" version, it is important to understand that the official database is primarily a cloud-based software or mobile application, and "patched" versions from unofficial sources may be outdated or unreliable. What is the ASHRAE Duct Fitting Database? ), and total pressure loss calculations for supply,
: A free DFDB Lite app is available on the Apple App Store for quick field calculations. Common Uses in HVAC Design ashrae.orghttps://www.ashrae.org Duct Fitting Database - ASHRAE
: Includes transitions, elbows, tees, junctions, and obstructions. Data Types : Provides loss coefficients ( ), velocity pressures ( Pvcap P sub v Key Features of the Official Database : The
Using the official ASHRAE Duct Fitting Database ensures that design engineers are working with validated, industry-standard data:
: The software generates detailed reports that can be exported as spreadsheets for further analysis on desktop computers.