Revit LT includes the following system families and project and system settings.
System Families:
- Ceilings
- Curtain Wall Mullions
- Floors
- Model Text
- Railings
- Ramps
- Repeating Detail
- Roofs
- Site (Pad)
- Stairs
- Structural Foundations
- Walls
Project/System Settings:
- Area and Volume Calculations
- Arrowheads
- Color Fill Schemes
- Detail Level
- Dimensions
- Drawing Sheets
- Elevations
- Filled Regions/Fill Patterns
- Filters
- Grids
- Keynoting
- Levels
- Lines
- Match Lines
- Materials
- Model Text
- Object Styles
- Phases
- Project Browser Organization
- Project Units
- Sections
- Site Settings
- Spot Dimensions
- Snaps
- Structural Settings
- Sun and Shadow
- Temporary Dimensions
- Text
- Viewports
- View Tags (Callout, Elevation, and Section Tags)
- View Templates