Ashrae Duct Fitting Database Excel Link |best| Jun 2026

to automate pressure loss calculations across an entire duct network. Summary of Database Versions Key Feature Cloud Subscription ~$100+ annually Real-time updates; 200+ round/rectangular fittings. Lite Mobile App Quick field calcs; exports spreadsheet reports. Desktop CD ~$155 - $199 One-time purchase; comprehensive library. step-by-step guide on how to set up a custom Excel template for static pressure calculations Duct Fitting Database Lite App - ASHRAE

For the official ASHRAE DFDB DLL and documentation, visit: www.ashrae.org/dfdb (members only) ashrae duct fitting database excel link