Painted zinc coated sheet panelsOur panels are made of painted zinc coated sheet metal, size 1000x2000mm.The sheet used for the panels is 0.5mm width and the interior is also made of extruded polystyrene (XPS). Painted zinc coated sheet panels are currently produced in three shades of the RAL colour spectrum respectively:NWhite RAL 9016NBrown RAL 8014NGrey RAL 7016