Mockups aren't simply quite previews; they validate securing strategies, expansion joints, water drainage

https://www.scribd.com/document/1041906801/Dormers-That-Don-t-Trick-The-100-Year-Efficiency-of-Custom-made-Copper-by-Salvo-Metal-Works-150522

Mockups aren't just rather previews; they verify fastening techniques, growth joints, drainage, and coating aging before full-blown production commits budget plans and time.