|
Performance parameter
(result from national test center）
| system |
performance |
value |
grade |
60side
hung |
heat insulation |
K=2.5W/(mmk) |
7 |
sound insulation |
Rw=34DB |
3 |
wind load |
P=2.2Kpa |
3 |
water seal |
150Pa |
2 |
air seal |
—— |
5 |
| 65 three-seal |
heat insulation |
K=2.1W/(mmk) |
8 |
sound insulation |
Rw=36DB |
4 |
wind load |
P=3.5Kpa |
6 |
water seal |
667Pa |
5 |
air seal |
—— |
5 |
| 70 sliding |
heat insulation |
K=2.3W/(mmk) |
8 |
sound insulation |
Rw=29DB |
2 |
wind load |
P=4.0Kpa |
7 |
water seal |
250Pa |
3 |
air seal |
—— |
4 |
| 80
sliding |
heat insulation |
K=2.5W/(mmk) |
7 |
sound insulation |
Rw=27DB |
2 |
wind load |
P=2.0Kpa |
3 |
water seal |
250Pa |
3 |
air seal |
—— |
4 |
| 88 sliding |
heat insulation |
K=2.4W/(mmk) |
8 |
sound insulation |
Rw=28DB |
2 |
wind load |
P=3.0Kpa |
6 |
water seal |
250Pa |
3 |
air seal |
—— |
4 |
|