Opens when you select the ellipsis for the Insulation Spec property in the Properties window, allowing you to specify an insulation specification for the selected item or items. You can choose a specification from either of the following lists.
Matching
Lists all insulation specifications that match any already chosen values, such as Insulation Type or Insulation Purpose.
All
Lists all the insulation specifications in the plant insulation specification file.
The path to the plant insulation specification file is defined in Options Manager. Any modifications to insulation specifications are carried out in Insulation Specification Manager.