A architectural facade study uses a line set to test mullion spacing, reveal joints, and shading fins

http://janequotes.byz.org/index.php?title=HVAC_Line_Set_Planning_for_Single-Zone_vs_Multi-Zone_Systems

A architectural facade study uses a line set to test mullion spacing, reveal joints, and shading fins, enabling quick parametric adjustments while keeping alignment with structural grid constraints.