Upvc windows
1.Function:
| performance | standard |
| wind resistance | ≥3 |
| rain pervasion | ≥3 |
| air pervasion | ≥3 |
| noise insulate | ≥3 |
| heat preservation | ≥3 |
2.Glass: single glass, double glass, floats glass, tinted float glass, re flactive glass, tempered glass,
laminated glass, insulated glass, pattern glass and so on.
3.Material: UPVC, PVC, plastic, aluminum, aluminum alloy, wooden and so on.
4.Colours: all kinds of colours(according to your requirement).
