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Fortress Windows
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HW49/HW100 Series Casement Window System
The HW49/HW100 series offers an elegant outside-inside casement system with versatile opening options: outside, inside, awning, and tilt-turn. This system is designed specifically to address modern architectural needs for both aesthetics and functionality.
| Feature | Specification (6+12A+6 Low-E) | Performance Level |
|---|---|---|
| Heat Preservation | 2.3-2.8 W(m2.k) | Level 5/6 |
| Sound Insulation | 35DB | Level 4 |
| Watertight Performance | 500PA | Level 5 |
| Airtight Performance | Level 6 | Standard |
| Wind Load Resistance | 4.1KPA | Level 7 |
| Component | HCW49 Dimensions | HCW100 Dimensions |
|---|---|---|
| Frame Width | 51mm | 49mm |
| Sash Width | 74mm | 74mm |
| Frame Depth | 49mm | 100mm |
| Glass Thickness | SGU: 4-10mm | DGU: 14-35mm | |
POWDER COATING, ANODIZED AND WOODEN FINISH OPTIONS



FACTORY CAPACITY & FACILITIES
| Aluminium Alloy | Extrusion Lines | Annual Output | Staff / R&D |
|---|---|---|---|
| 6063/6061-T4,5,6 | 14* Extrusion Lines | 100,000 Tons | 650 / 25 Members |





Architectural Products:
Professional Services:
• Customized Solutions: Expert suggestions for complex engineering and design needs.
• Technical Support: Wind load calculations and façade optimization.
• System Design: New window and door system development for specific markets.