| Customization: | Available |
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| After-sales Service: | Timely and High Quality |
| Warranty: | 1 Year |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Parameter Item | Standard Configuration | Premium Upgrade Configuration |
Profile Material & Thickness | 6063-T5 aluminum alloy (frame 1.4mm/sash 2.0mm) | 6063-T6 aluminum alloy (frame 2.0mm/sash 2.8mm) |
Thermal Conductivity | 3.0 W/m·K (with 12mm PA66 thermal barrier) | 2.6 W/m·K (with 14mm reinforced thermal barrier) |
Wind Load Resistance | 3.5 kPa | 5.0 kPa |
Water Tightness | ≤0.1 L/m²·h (compliant with ASTM E331) | ≤0.05 L/m²·h (compliant with ASTM E331) |
Air Tightness | ≤0.25 m³/(h·m) (compliant with ASTM E283) | ≤0.1 m³/(h·m) (compliant with ASTM E283) |
Maximum Sash Size | 1200mm × 2100mm | 1500mm × 2400mm |





