Featured Wholesale Aluminium Door & Window Units
Direct from our Foshan intelligent manufacturing base. Explore our precision-crafted aluminum entry doors with integrated clerestory and sidelite windows, high-cycle storefront systems, and thermally broken patio units specified for worldwide residential and commercial architecture.
Modern Design Double Layer Aluminum Transom Windows & Doors
Thermal Break Aluminum Swing Door with Screen Window
Commercial Fireproof Aluminum Glass Double Entry Door
Retractable Pleated Insect Screen Aluminum System
Black Aluminum Double Glass French Doors with Window Glazing
Aluminum Casement Window & Door System Custom Thermal Break
Automatic Turbo Hard Quick Aluminum Door with Viewing Windows
Exterior Sound Proof French Style Aluminum Casement Fenestration
Engineering Structural Integrity: Integrated Aluminum Doors with Windows
Modern architectural façades demand unified envelope fenestration where main entry doors, transom lights, and flanking sidelite windows perform as a monolithic barrier against wind shear, thermal flux, and moisture ingress.
Alloy Metallurgical Chemistry
We utilize premium virgin-billet 6063-T5 and structural 6061-T6 aluminum alloys. Wall thicknesses strictly adhere to 2.0mm–3.0mm commercial standards, preventing mullion deflection under extreme cyclic gust pressure up to 4500 Pa (equivalent to Category 5 hurricanes).
- Tensile Strength: ≥ 215 MPa
- Yield Strength: ≥ 170 MPa
- Hardness: ≥ 12 Webster (HW)
Thermal Decoupling Thermodynamics
Integrated doors and windows feature imported Polyamide PA66 GF25 insulation barriers reinforced with 25% chopped glass fibers. This limits linear thermal conductivity (λ ≤ 0.3 W/m·K), completely eliminating condensation bridging in both arctic winter and tropical monsoon zones.
- U-Value: Down to 1.1 W/(m²·K)
- AAMA 507 & NFRC Certified
- Iso-Bar Multi-Chamber Core
Acoustic & Air-Tight Gasketing
Precision pressure-equalized rainscreen design utilizing vulcanized automotive-grade EPDM continuous co-extrusion seals. Integrated corner-vulcanization guarantees an acoustic attenuation of Rw 42 dB while exceeding international air permeability standards.
- Water Resistance: ≥ 700 Pa (Class 9A)
- Air Infiltration: ≤ 0.05 m³/(h·m²)
- Acoustic Reduction: 38dB – 45dB
Guangdong Dejiyoupin: The Engineering Engine Behind DERCHI
Ranked decisively within China's Top 10 fenestration and door manufacturing enterprises, Guangdong Dejiyoupin Doors and Windows Co., Ltd. spans a massive 180,000 square meter industrial park in Foshan. Over 25 years of engineering refinement empower wholesale developers, EPC turnkey contractors, and regional distributors to eliminate middleman margins.
Our state-of-the-art facility is equipped with automated German 5-axis CNC machining centers, automated PVDF vertical spraying lines, and robotic sealant application systems. Every aluminum door with window assembly is subjected to 100% full-frame pre-hung test assembly prior to container boxing.
Engineering Data Matrix: Door with Window Assemblies
Compare commercial fenestration parameters across structural alloy grades, glass build-ups, and international testing compliance protocols.
| Typology Category | Aluminum Alloy & Wall | Standard Glazing Matrix | Acoustic Rating (STC/Rw) | Thermal U-Factor | Compliance & Certs |
|---|---|---|---|---|---|
| Commercial Double Entry w/ Transom | 6063-T6 / 2.5mm profile | 6mm Low-E + 12Ar + 6mm Tempered | Rw 40 dB / STC 39 | 1.45 W/(m²·K) | CE, AS2047, ASTM E330 |
| Thermal-Break Patio Swing Door w/ Screen | 6063-T5 / 2.0mm profile | 5mm Clear + 16Ar + 5mm Low-E | Rw 38 dB / STC 37 | 1.28 W/(m²·K) | ISO9001, CE, NFRC |
| Fire-Rated Glazed Door w/ Sidelites | Reinforced Composite / 3.0mm | 25mm Fireproof Ceramic Insulated | Rw 44 dB / STC 43 | 1.60 W/(m²·K) | UL 10C (90 Mins), BS 476 |
| Heavy Duty Pivot Entry with Clerestory | 6061-T6 / 3.0mm profile | 8mm Tinted + 14Ar + 8mm Laminated | Rw 42 dB / STC 42 | 1.35 W/(m²·K) | AS2047 Cyclone N6, CE |
| Architectural Slim French Casement System | 6063-T5 / 2.0mm profile | 5mm Solar + 12A + 5mm Frosted | Rw 36 dB / STC 35 | 1.50 W/(m²·K) | CE, Qualicoat Class 2 |
Future Procurement Trends in Wholesale Fenestration (2025–2030)
Wholesale buyers, project developers, and institutional importers must adapt to rapid paradigm shifts across international building codes, environmental decarbonization, and smart building interfaces.
Low-Carbon Circular Aluminum
Global mandates such as the EU CBAM (Carbon Border Adjustment Mechanism) and LEED v4.1 certification are transforming procurement criteria. Leading international developers now stipulate hydro-powered extruded billet aluminum with carbon footprints verified below 4.0 kg CO2e/kg Al. Our factory offers fully documented green aluminum smelter chain-of-custody documentation.
Integrated Mechatronics & Automation
The boundary between traditional fenestration and building management systems (BMS) is evaporating. Future door-window assemblies demand factory-integrated motorized multi-point latches, concealed concealed electromechanical pivot hinges, flush magnetic contact sensors, and bio-recognition access control wired invisibly within the thermal-break cavity.
Cyclone & Thermal Shock Hardening
Climate volatility has caused global insurers and municipal regulators in North America, Australia, and coastal Africa to enforce severe envelope resilience codes. Sourcing is shifting toward doors with sidelite windows tested for missile projectile impact (ASTM E1996 Large Missile D) and multi-level pressure equalization chambers that mitigate storm-surge pressure reversals.
From Foshan Factory to Jobsite: The Zero-Defect Export Protocol
Containerized maritime freight across trans-oceanic routes exposes precision metal fenestration to severe vibration, humidity condensation, and racking stress. DERCHI enforces an uncompromising six-stage protective export pipeline.
1:1 CAD Dry-Fit Shop Trial
Every customized door and transom window is completely pre-hung, leveled, and test-operated in our staging bay before surface film wrapping to eliminate field installation surprises.
Surface Barrier Passivation
Profiles receive protective electrostatic tape, corner impact guards, and airtight polymer shrink wrap that prevents galvanic corrosion and salt spray pitting during 45-day sea voyages.
Fumigated Plywood Crating
Heavy-duty IPPC-certified solid plywood skeleton crates with internal shock-absorbing EVA foam blocks secure double-glazed glass units against transit shear shock and container shifting.
Full Port Customs Dossier
We provide complete import compliance packages including Certificate of Origin (Form E/CO), SONCAP (Nigeria), KEBS PVoC (Kenya), SABER (Saudi Arabia), and AS2047 test records.
Frequently Asked Questions by Global Importers & Contractors
Everything you need to know about wholesale procurement, custom dies, structural certifications, and shipping consolidation direct from China.
What is the standard production lead time for full container load (FCL) orders?
For standard architectural powder-coated finishes and catalog sizes, our production cycle is 25 to 30 calendar days upon final signed sign-off of CAD fabrication drawings. Custom extruded profiles requiring new extrusion tooling dies or specialized fluorocarbon PVDF color-matching require an additional 10 to 14 working days for metallurgical die extrusion and salt-spray test verification.
How do you guarantee watertightness between the entry door frame and overhead transom windows?
We employ a specialized structural H-mullion coupling system featuring internal concealed weep slots, EPDM sub-head flashings, and CNC-machined interlocking cleats. Rather than relying solely on silicone wet-glazing, our dual-chamber pressure-equalized cavity drains accidental moisture outward through concealed gravitational check valves, preventing water ingress even during typhoon force rains.
Can we consolidate interior doors, luxury pivot doors, and garage doors in one shipping container?
Yes, absolutely. One of Guangdong Dejiyoupin's foremost competitive edges is our comprehensive fenestration portfolio. You can mix and match thermal break aluminum doors with integrated window lites, cast aluminum villa entry gates, commercial fire-rated exit doors, and automatic turbo garage roll-up doors into a single 40HQ container, dramatically lowering logistics overhead and clearance fees.
What hardware systems and security lock options are fitted on exported door units?
We configure our doors with premier international hardware architectures based on project specifications. Standard configurations feature German Siegenia, Hoppe, or GU multipoint locking mechanisms, or high-tensile Italian SAVIO hardware. For commercial fire exits, we supply UL-listed panic crash bars and heavy-duty concealed floor springs tested to 500,000 continuous operating cycles.
Do you support custom architectural profiles, bespoke colors, and special wood grains?
Yes. We support custom anodizing (Class I 15μm–25μm), AkzoNobel powder coating (Qualicoat certified with up to a 20-year outdoor colorfast warranty), fluorocarbon PVDF coating for coastal saline environments, and 3D vacuum Italian sublimation wood grain finishing for projects requiring timber aesthetics without moisture rotting vulnerabilities.
How does DERCHI assist international site teams with field installation and assembly?
Every production run includes numbered structural components corresponding directly to step-by-step 3D exploded CAD installation guides and digital video manuals. Our bilingual structural engineering team conducts remote teleconference briefings with client site engineers to assist during rough-opening leveling, perimeter flashing sealing, and hardware fine-tuning.
Partner Directly with China's Premier Fenestration Factory
Eliminate sourcing layers and secure factory-direct wholesale pricing on architectural aluminum door and window systems. Send your project opening schedule, elevation blueprints, or BOQ tender documents to receive detailed technical drawings, thermal analyses, and comprehensive CIF container quotes within 24 hours.
