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1. The width of profile edge seal is 80mm, and the thickness of profile wall is 2.0mm;
2. The door frame of this series has only one sliding rail, two leaves are fixed on both sides of the door frame, two flexible leaves are installed on the door frame sliding rail;
3. This series of sliding doors are firm and reliable.
4. This series of sliding doors have good ventilation space and wide field of view;
5. The flexible leaf of this series is applicable to 878C sliding door series;
6. This series has good sealing performance with simple and beautiful appearance.
6. The consumption of aluminum of this series is 5.1kg/m2 according to 2.0mm wall thickness and 2.2m x 2.0m.