Use this procedure to change the dimensions of a curtain wall unit.
| Dimension | Description | 
|---|---|
| Height | Height of the curtain wall unit from the baseline | 
| Length | Length of a straight curtain wall unit from the start grip on the baseline to the end grip | 
| Start Miter | Angle of all infills and horizontal edges (frame or mullion) at the start of the curtain wall unit. | 
| End Miter | Angle of all infills and horizontal edges (frame or mullion) at the end of the curtain wall unit. |