Problem: On a curved facade, the Mashrabiya nodes don't align perfectly. Solution: Traditional Mashrabiya is flat. If your facade is curved, you cannot use "Curtain Panel Pattern Based." You must use the Adaptive Component workflow (5 points defining a curved rhombus) and accept that the joints will have micro-gaps, or project the pattern onto a flat plane and deform it via Rhino.Inside.Revit.
Pro Tip: Download the "Rhythm" or "Clockwork" Dynamo package for pre-built "Pattern Sequencing" nodes that specifically help with Islamic geometric tiling. mashrabiya revit family
To prevent half-holes at panel edges: