Five Major Properties
Class 4(36db)
Sound Insulation Performance
Class 5(600Pa)
Water Tightness Performance
Class 9
Wind Pressure Resistance Performance
Class 7(1.7w/m'.k)
Thermal Insulating Property
Class 8
Airtigtness Performance
Basic Configuration
| Frame material | Hot Rolled Steel Profile |
| Color | Frosted black, Color changeable |
| Frame thickness | 37mm |
| Visible size | 47mm |
| Wall thickness | 4.5mm |
| Glass | 5G+16A+5G(Triple Decorative Latticework) |
| Open method | Casement / Top-hung / Center-hung |
| Hardware | Single Hinge weighting 80kg |
| Surface Treatment | Fluorocarbon coating or private customization |
