| After-sales Service: | on Line Service |
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| Warranty: | One Year |
| ventilation mode: | natural 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
1. The Square diffuser damper is made of extruded Aluminium or Painted Steel.
2. Very easy to assemble and handle by hand.
3. It is used for control air flow in Sqaure duct work.
4. Size Available: 150x150, 225x225, 300x300, 375x375, 445x445, etc.
Suppliers with verified business licenses
Audited Supplier 
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