... Wall thickness:270mm 5.Insulated door 1.Security door with the view hole2.Std.Dimension:900X2100mm3.Door leaf thickness options:50mm, ... 70mm, 90mm4.Steel frame thickness:1.2mm5.Steel door board thickness: 0.5mm, 0.6mm, 0.8mm6.Wall ... insulated, insulated9.Surface disposal options: zinc galvanized, coating10.Exterior door, entrance door11.Safe, burglar proof, multi-point locking system12.Good ...