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Aluminum profile: High precision 6063-T5 aluminum, wall thickness 2.0-3.0mm.
Imported hardware: Tested for 100,000 cycles, super load-bearing, comfortable and durable, provides excellent anti-theft performance.
Flush design: Frame fan surface flush design for a beautiful visual effect and hidden sealing strips for longer service life.
Pin gluing process: High strength corner code components combined with pin gluing for maximum stability and tightness.
Surface treatment: Professional powder spraying process, anti-corrosion, anti-aging, with 20-year fade resistance.
| Technical Specifications | |
| Contour thickness | Window: 1.4-3.0 mm | Door: 1.4-5.0 mm |
| Glass Type | Double-glazed (5+12A+5, etc.), Laminated or Lowe glass options |
| Hardware Brand | German VBH or top Chinese brand RLS |
| Color Options | Grey, Coffee, White, Black (Customizable for bulk) |

| Test Item | Unit | Result | Level |
| Air tightness (Positive) | m³/(m·h) | 1.4 | Level 6 |
| Water tightness | Pa | 350 | Level 4 |
| Wind resistance | kPa | 2.68 | Level 4 |
| Thermal insulation | W/(m²·K) | 2.2 | Level 6 |
| Sound Insulation | - | - | Level 7 |








CR Doors