... Aluminum windows and doorsExternal Characteristics:1.Features: white color, sliding smoothly, antiweatherability, heat-insulation, sound- ... 50 mm. 2, Germany brand or Domestic top markColor/Surface treatmentCo-extrusion color: green, white, brown, grey, yellow ... embossed glass, coating glass,color glazing glass, stained glass, laminated glassAccessories1, Chinese Top Trademark, Guoqiang 2, Germany ...