| Material: | Galvanized Sheet |
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| Usage: | Spiral Duct Fitting |
| Application: | Ventilation |
| 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
Audited Supplier
| Size | d | H | R |
| 80 | 78.8 | 45 | 4 |
| 100 | 98.8 | 45 | 4 |
| 125 | 123.8 | 45 | 4 |
| 150 | 148.7 | 45 | 4 |
| 160 | 158.7 | 45 | 4 |
| 200 | 198.6 | 45 | 4 |
| 250 | 248.5 | H | 4 |
| 315 | 313.4 | 45 | 4 |
| 355 | 353.3 | 45 | 4 |
| 400 | 398.3 | 45 | 4 |
Suppliers with verified business licenses
Audited Supplier 
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