Create Trace Boundary
- Last UpdatedFeb 11, 2026
- 2 minute read
Boundary tracing allows you to trace the boundary of a floor screed or negative extrusion that already exists to crea te a new surrounding walls, floor or screed.
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From the main menu bar, select Create > Trace Boundary, the Boundary Tracing window is displayed.

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You first identify the floor screed or negative extrusion that already exists, from which its boundary is to be changed:
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From the Boundary Tracing window, select CE, or select Pick. You are prompted to ‘Pick Element for Boundary Tracing:’ The name of the selected element is displayed in the Boundary Tracing window.
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From the Trace pane of the Boundary Trace window, select the type of element to be created - Walls, Floor or Screed.
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In the Offsets pane of the Boundary Tracing window, you must now input the required position of the new element:
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Boundary positions the edges of the new element relative to the edges of the traced element. A positive boundary offset positions the new edges outside the traced boundary, a negative boundary offset positions the new edges inside the traced boundary.
Elevation positions the vertical position of the new element.
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miter Walls checkbox is only available when the element to be traced is a wall element, the functionality allows you to determine if junctions between the walls are to be mitered.
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Click Apply to trace the boundary.
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A confirmation box appears. Click Yes to retain the boundary.

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Click No to abandon the trace.
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Click Dismiss to discard any information and close the Boundary Tracing window.