| Customization: | Available |
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| After-sales Service: | Door-to-Door Installation, Free Training, One Year |
| Warranty: | 1year |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
| 1 | Plastic bellows have high strength, strong resistance, strong sealing and no leakage |
| 2 | ring stiffness, small friction coefficient, aging resistance, corrosion resistance, |
| 3 | strong fatigue resistance, good insulation performance, good flexibility, not easy to be chiseled |
| 4 | easy handling, simple installation, convenient construction, reduce labor intensity, shorten the construction period |
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