... /Surface treatmentCo-extrusion color: green, white, brown, grey, yellow, wood grain, any color request* laminated: ... any metal similar color,green, white, brown, grey, yellow any color request.SteelNot less than 1.2mmSpecificationsAs ... windows,PVC/aluminum awning windows,PVC/aluminum single hung windows,PVC/aluminum double hung windows.Aluminum single/double panel retractable fly screen doors&windows ...