Sets advanced defaults such as wall thickness, engagement length, and outside diameter. You can also specify a custom size list.
Settings are saved to the installation of AutoCAD Plant 3D toolset Catalog Builder. They are not saved to the catalog template.

- Engagement Lengths and Wall Thicknesses
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Sets the engagement length or wall thickness to a matching end type and pressure class. You can set engagement length to female fittings with end types that have collars, such as SW, THDF, and LAP. Pipe that connects to the fitting does not display over the engagement length, but the cut length includes the engagement length.
- Add
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Adds a new row to the bottom of the list.
- Remove
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Removes the selected row.
- Custom Size List
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Specifies the sizes for a part family if Use Custom Size List is selected in the Part Family View. You can also specify the outside diameter to match nominal diameter (for example: 4.5" outside diameter to match a 4" nominal diameter).