Heavy sliding door
- Can realize the single-track, double-track, three rail sliding function, flexible opening.
- The frame adopts the high and low external design, waterproof performance is recognized authority.
- The rail can be made of copper rail,the threshold was the same horizontal with the ground,there is no barrier to passage, that is safe and convenient.
- The frame guide groove structure,effectively prevent the outdoor open, high anti-theft performance.
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