Use the Miscellaneous page to enter cost items into the visual assemblies that don't fit on the other tabs of the visual assembly. The Miscellaneous page is where you enter equipment and labor cost items that don't have units that are units of time.
You can add an unlimited number of cost items to the Miscellaneous page. You can also add cost items to the Miscellaneous page and have the total quantity of the item calculated based on one of the dimensions of the visual assembly.
Once you have selected all the cost items and values required for a visual assembly, you can save the visual assembly in the catalog or estimate. You can then copy the visual assembly and build variations of the visual assembly.