Manual J Load Calculation
How to use the room-by-room load calculation engine — inputs, workflow, and interpreting results.
Equipment Selection (Manual S)
How to select HVAC equipment that matches your Manual J loads within ACCA sizing limits.
Duct Design (Manual D)
How to size supply and return ductwork using the Manual D duct design engine.
Heat Pump Design Workflow
How to use the dedicated heat pump design tools — balance point, COP curves, dual-fuel modeling.
Psychrometric Analysis
How to use the interactive psychrometric chart for air process design and coil selection.
Sensitivity Analysis
How to use what-if scenarios to understand how input changes affect loads and equipment sizing.
Reports and Export
How to generate permit-ready PDF reports and export calculation data.
Building Envelope Library
Reference guide to pre-built construction assemblies and the custom assembly editor.
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