... quality insulation material poly foam, high definition embossed panels galvanized steel sheet, high quality insulation material poly foam, high definition ... embossed panels, finger joint pine as door edge, galvanized steel sheet with powder coating or PVC coating finish or ... down packing structure.1, Door skins: 26 \25 \24guage galvanized steel material2, Door core: poly foam, 3 Finish: prime coating, ...