ASHRAE DFDB Lite

ASHRAE DFDB Lite

By ASHRAE

ASHRAE DFDB Lite is a specialized engineering tool that enables users to perform pressure loss calculations for a subset of ASHRAE-standard duct fittings. It allows for project-based data management and provides exportable reports with spreadsheet attachments for further desktop analysis.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For HVAC engineers and professionals requiring standardized pressure loss calculations for duct fittings.

What does it look like?

Key features

Pressure Loss Calculationsstandard

Calculates pressure loss for a specific subset of 14 supply, common, and return/exhaust fittings from the 2021 ASHRAE Handbook.

Project Managementstandard

Supports the creation of individual projects with unique input parameters and calculation results.

Customizable Parametersstandard

Allows users to adjust minimum and maximum allowable values for input parameters.

Reporting and Exportstandard

Generates and emails reports that include spreadsheet attachments for external analysis in both I-P and SI units.

How much does it cost?

free

Velocity

See all version history

Who built it?

ASHRAE

7 apps tracked · Business

ASHRAE HVAC PT ChartASHRAE HVAC PT ChartASHRAE HVAC Duct SizerASHRAE HVAC Duct SizerASHRAE 365ASHRAE 365ASHRAE Psychrometric ChartASHRAE Psychrometric ChartHigh Performing BuildingsHigh Performing BuildingsHVAC ASHRAE 62.1HVAC ASHRAE 62.1
Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
1.00 · 1

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for ASHRAE DFDB Lite

How's the Business market?

The rivals identified

The Analyst's Read

Key takeaways for ASHRAE DFDB Lite

Where is it heading?

Bottom line

This app serves as a portable, simplified reference tool for performing specific ASHRAE-compliant duct fitting pressure loss calculations.

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by ASHRAE DFDB Lite, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “ASHRAE DFDB Lite Intelligence Report.” Updated Apr 30, 2026. https://marlvel.ai/apps/ashrae-dfdb-lite

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