... 2.no distortion,various color newest steel wooden door ,1) surface finish:0.5MM steel panel painting,transfer 2) structure:solid ... fir skeleton and honeycomb paper inside,0.5MM steel panel in both sides 3) dimension:standard size or customized ... 4) parts:locket,hings,rubber seal,door lines, frame.etc 5) characteristic:moisture-proof,crack resistant,non-painting,environmental ...