Set parameter of batch of families in directory

[SeanP]

Check this and should get you going in the right direction.

Is it possible to change the Room Calculation Point for all families in a project?

Had a play on my flight back to Toronto - This one will remove the need for List.UniqueItems import clr clr.AddReference("RevitServices") from RevitServices.Persistence import DocumentManager from RevitServices.Transactions import TransactionManager clr.AddReference("RevitAPI") import Autodesk from Autodesk.Revit.DB import * doc = DocumentManager.Instance.CurrentDBDocument # Collecting all placed Family Instances collector = FilteredElementCollector(doc).OfClass(FamilyInstance)…