Meet local building codes and standards aligned with ASHRAE guidelines (such as ASHRAE Standard 90.1).
The is a commercial software product and is not officially available for free download as a full installation. While some third-party sites may claim to offer "free" versions, these are often unofficial and can pose security risks.
: ASHRAE offers a free mobile version called the Duct Fitting Database Lite App , available on the Apple App Store. This version includes 14 common fittings for quick field calculations. Meet local building codes and standards aligned with
: Includes loss coefficient tables for over 200 fittings.
Note: Be cautious of unofficial "free download" sites offering full version .exe files, as these may contain malware. Always source software from authorized distributors or the official ASHRAE website . How to Install the ASHRAE Duct Fitting Database 6.0 : ASHRAE offers a free mobile version called
If you need basic functionality without a subscription, ASHRAE offers a legitimate free option:
ASHRAE offers a "Duct Fitting Database" application on mobile platforms. Note: Be cautious of unofficial "free download" sites
: For technical issues or feature requests, users can contact ASHRAE Support. Safety Warning