Features:
1.Nice appearance, upper load-bearing structure, small and exquisite;
2.High strength bearing pulley makes sliding easily and soundless;
3.Improved structure, small but strong;
4.Opened at double slices with folded and continuously;
5.Utilize flexibly and easily, convenient in installation and maintaining;
6.Apply to Plane Window and Circular Window;
7.Consumable: 22KG/SET
Thanks to our low management cost and low labour cost, we are able to offer you a very competitive price for your further comparison. Sincerely look forward to hearing from you soon.