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Angulo Window
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| Test Item | Unit | Test Results | Level |
|---|---|---|---|
| Air Tightness (Positive Pressure) | m³/(m·h) | 1.4 | Level 6 |
| Air Tightness (Negative Pressure) | m³/(m·h) | 1.3 | Level 6 |
| Water Tightness Performance | Pa | 350 | Level 4 |
| Wind Resistance Performance | kPa | 2.68 | Level 4 |
| Thermal Insulation (Heat Transfer) | W/(m²·K) | 2.2 | Level 6 |







