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Warranty & After-Sales Service
Do you provide a warranty for your aluminum windows and doors?
Yes. Warranty coverage and duration depend on the product system, components and terms agreed upon in the order. Please refer to your quotation, sales contract or warranty document for details on coverage, exclusions and claim procedures.
What should I do if a window or door has an issue after installation?
Contact our after-sales team with your order number, product details, photos or videos of the issue, and a description of the installation conditions. Our team will assess the problem and advise on the appropriate troubleshooting or follow-up solution.
Do you provide replacement parts or hardware?
Replacement parts or hardware may be available depending on the product model, component availability and warranty terms. Please provide the product label, order number and photos of the required parts so we can identify the correct components.
Do you provide installation guidance?
We can provide product-specific installation instructions and technical guidance where applicable. Installation requirements vary by product type and building conditions. For projects requiring on-site installation, please confirm the available support and service scope with our team before ordering.
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