Modify instance properties to change an opening's offsets, constraints, and more.
To change instance properties, select the element and change its properties on the Properties palette.
| Name | Description |
|---|---|
| Constraints | |
| Top Offset | The offset of the opening from the top level. This parameter is enabled only when the Top Constraint is set to a level. |
| Base Offset | The opening's height from its base constraint. This property is available only when the Base Constraint is set to a level. |
| Unconnected Height | The height of the opening that is used if a Top Constraint is not defined, measured upwards from the opening's base. |
| Base Constraint | The base level of the opening. For example, Level 1. |
| Top Constraint | The level that constrains the top of the opening. If Top Constraint is not defined, the opening height extends to the value specified in Unconnected Height. |
| Phasing | |
| Phase Created | This read-only field indicates the creation phase of the host element. |
| Phase Demolished | This read-only field indicates the demolition phase of the host element. |