After-sales Service: | 5years |
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Warranty: | 5years |
Material: | Aluminum Alloy |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Performance Indicators |
Graded indicator values |
Grading |
Wind pressure resistance(KPa) |
4.5≤P3 | 8 |
Watertight performance(ΔP) |
500≤ΔP | 4 |
Airtight performanceq1(m³/(m·h) |
1.5≥q1 | 6 |
Sound insulation performance(Db) |
30≤RW+Ctr<35 | 3 |
Thermal insulationper formance(W/(m²·K) |
2.0>K≥1.5 | 5 |
Suppliers with verified business licenses