At Guangdong Dejiyoupin Doors and Windows Co., Ltd., every aluminium window, door, and architectural envelope system is rigorously designed, tested, and certified to meet stringent international building codes across the Americas, Europe, Australia, and Africa.
Conforms to EU health, safety, and environmental protection legislation. Ensures structural integrity, thermal transmittance, and water tightness under EN 14351-1.
National Fenestration Rating Council certified, verifying solar heat gain coefficient (SHGC) and U-factor ratings essential for lowering cooling requirements in harsh climates.
Rigid deflection, operating force, air infiltration, and water penetration resistance testing designed for extreme wind loads and unpredictable weather cycles.
International standard for quality assurance spanning every manufacturing phase from raw 6063-T5/T6 billet procurement to precision CNC machining and export packaging.
Validates electrical, mechanical, and safety properties for commercial architectural fenestrations, motorized door solutions, and integrated daylighting glass systems.
Engineered to resist large missile impacts and high-velocity wind loads, providing structural protection against seasonal storms in coastal and tropical African regions.
Guangdong Dejiyoupin Doors and Windows Co., Ltd. continuously invests in fenestration R&D. Our specialized engineering teams hold over 100 invention, utility model, and industrial design patents specifically focused on enhanced weather resistance, operational ease, and anti-burglary defense.
We supply verified certification test reports and product data sheets required for regulatory filings, municipal submissions, and engineering tenders.
| Testing Framework | Applicable Categories | Tested Performance Criteria | Engineering Relevance |
|---|---|---|---|
| CE / EN 14351-1 | Casement Windows, Bifold Doors, Sliding Doors | Air permeability, water tightness, wind resistance | Guarantees structural safety across European and global export specifications. |
| NFRC / AAMA | Thermal Break Aluminium Windows & Entry Doors | U-factor, SHGC, Visible Transmittance (VT) | Key parameter for projects requiring targeted thermal performance and cooling efficiency. |
| AS2047 / AS1288 | Aluminium Glazing Systems & Curtain Enclosures | Deflection under wind, operating forces, water penetration | Essential for multi-story towers exposed to high wind zones and cyclones. |
| ISO 9001:2015 | Full Manufacturing Facility & Quality Control | Process consistency, material traceability, precision audits | Guarantees consistent dimensional accuracy across multi-container project shipments. |
| Four-Side Multi-Lock Patent | Architectural Entry Doors & Casement Systems | Forced entry deterrence, multi-point perimeter compression | Offers premium security infrastructure for private villas and estate homes. |
Need comprehensive testing laboratory reports, compliance documentation, or project sizing catalogues? Get in touch with our technical export division directly.
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