... you need 2.High quanilty standards 3.Export packaging standards PVC windowStyle-casement windowsProfile- 2.5mm thickness with 3,4,5 ... color-white and other colors are available,double color coextrusion profile,lamination colors and wood grainSteel-0.8mm-1.2mm stainless ... ,anti-aging,good combustion-retarding performance,resist impacts,easy maintainPackage-Foam ,hard paper,packing belt and wooden case