Enhanced search functions allow users to find specific fittings quickly by entering fitting codes or descriptions.
You can buy individual or enterprise licenses directly from the official ASHRAE Bookstore.
The most recent desktop version is , which is typically sold as a single-user license.
Download the Duct Fitting Database Lite for free on iOS devices.
: For licensed users encountering setup issues, the ASHRAE FAQ page provides troubleshooting steps for installation and software updates. Pros and Cons Pros Cons Industry-standard accuracy for pressure loss. Requires an annual subscription fee. Intuitive "touch-friendly" interface on mobile. No longer a one-time purchase "full install" disc. Cloud storage for easy project retrieval. Android version is currently unavailable. Duct Fitting Database - ASHRAE Enhanced search functions allow users to find specific
Before proceeding, it is crucial to address the legal and ethical aspects. Historically, ASHRAE provided the Duct Fitting Database as a free download to members for a limited time. However, as of recent years, ASHRAE has restricted free access, and Version 60 is no longer officially available for direct public download from ASHRAE.org without membership or purchase.
The tbl file is a text file that contains the raw loss coefficient data. To view it for a selected fitting, go to the 'File' menu within the program and choose 'Preview Tbl...'.
Using cracked software violates intellectual property laws and ASHRAE’s end-user license agreement (EULA). If an engineering firm uses pirated tools during a project, they face severe legal penalties, lawsuits, and damage to their professional reputation. Furthermore, certified projects (such as LEED or government contracts) require documented proof of legitimate software licensing. 3. Compromised Calculation Accuracy
Before searching for "ASHRAE duct fitting database version 60 free download full install," it is vital to understand the legal landscape. Download the Duct Fitting Database Lite for free
Always verify your right to use the software. Support ASHRAE's continued research by purchasing a membership or using their online tools when possible. But for the veteran engineer who needs a reliable, permanent local solution — Version 60 is a true classic.
The ASHRAE DFDB v6.0 provides extensive loss coefficient tables for over 200 duct fittings. It is designed to assist in calculating the pressure drop across various components in supply, return, and exhaust systems, ensuring that HVAC designs meet the performance requirements laid out in the ASHRAE Handbook—Fundamentals .
Note: Beware of sites claiming to offer "free download full install" of the paid software, as these can contain malware or outdated, inaccurate data. If you'd like, I can:
During installation, you will be asked for the "Data Path." Do not use default Program Files. Requires an annual subscription fee
Active ASHRAE members receive significant discounts on the software.
Do you need help finding on the ASHRAE portal?
While ASHRAE has released newer online versions (e.g., DFDB Online), Version 60 remains popular for several reasons: