The following panels are folded louver panels for a bus.

The overal panel size over folded side is 345mm wide x 545mm long approximately with 15mm wide (high) 90 degree folds all around perimeter of panels.

The individual louver size is 19mm wide x 200mm long with 15 rows of louvers pressed centrally down panels, at 30mm pitch.

Material = 1mm mild steel