Exterior Aluminum Sliding Window Double Glazing Soundproof Good Air Tightness
Glazing: 5mm+12A+5mm Tempered IGU
Acoustic Attenuation: Rw ≥ 38 dB | Multi-point EPDM
Featured Fenestration Systems
High-Performance Aluminum Double Glazed Window Collections
Manufactured from structural 6063-T5/T6 aviation-grade aluminum billets, incorporating polyamide thermal barriers and certified insulating glass units (IGU) for rigorous global climates.
OUNA Hurricane Impact Aluminum Sliding Windows Double Glazed Thermal Break
Standard: TAS 201/202/203 • N6 Rated
Reinforced Multi-Cavity Extrusion | SGP Interlayer
Hurricane Impact Double Glass Aluminum Sliding Window Energy Efficient
Thermal: U-Factor ≤ 1.6 W/m²·K
Warm-Edge Spacer System | Argon Gas Filled Low-E
DERCHI Modern Aluminium Insulated Glass Windows Casement Window
Hardware: German Siegenia / HOPPE
Concealed Friction Hinges | Heavy-Duty Multi-Locks
Hurricane Impact Aluminum Glass Customized Sliding Window Home Windows
Structural: Wind Pressure ≥ 4500 Pa
Custom Sub-sills & High Water Riser Integrations
Minimalist Crittall Style Aluminum Interior Door Waterproof Bathroom Door
Design: Ultra-Narrow Sightline Profiling
Anodized / Fluorocarbon Matte Finishes • Water Tight
Panoramic Corner Aluminum Lift Sliding Doors Thermal Break Heavy Duty
Capacity: 400 kg Per Sash Lift System
90-Degree Pillarless Seamless Openings • EPDM Seals
Custom Modern Aluminum Sliding Windows with Electric Roller Shutter
Integration: Somfy / Tuya RF Automated Control
Extruded Aluminum Slats with Polyurethane Foam Core
Technical Whitepaper • Fenestration Engineering
Structural Metallurgy & Thermal-Break Thermodynamics
In modern high-performance building envelopes, windows serve as the critical transition zone between controlled internal environments and external climate forces. As an established OEM factory and global exporter, our architectural aluminum double glazed window systems solve the inherent thermal conductivity of metals through precision-crimped Polyamide PA66 GF25 thermal breaks. This composite barrier divides the interior and exterior aluminum profiles, effectively decoupling thermal bridging and reducing whole-window U-factors down to 1.4 W/(m²·K).
Extruded strictly from virgin 6063-T5 and 6063-T6 aluminum alloys, our window profiles maintain a minimum structural wall thickness ranging from 1.6 mm for standard residential installations up to 3.0 mm for heavy-duty commercial curtain walls and hurricane-impact coastal zones. Our Insulated Glass Units (IGU) feature dual-seal perimeter technology utilizing polyisobutylene (PIB) primary barriers paired with structural silicone secondary seals. In combination with 95% pure Argon gas fills and high-performance magnetron-sputtered Low-E coatings, our assemblies deliver superior Solar Heat Gain Coefficients (SHGC) tailored for tropical heat resistance or cold-climate thermal retention.
| Performance Parameter | Test Standard / Protocol | DERCHI High-Spec Rating | Architectural Benefits |
|---|---|---|---|
| Structural Wind Load | AS 2047 (N6) / ASTM E330 | Serviceability: 3000 Pa | Ultimate: 4500+ Pa | Engineered for high-rise facades and severe coastal hurricane corridors. |
| Water Penetration Resistance | EN 12208 / AAMA 501.1 | Static: 700 Pa (Class E700) | Multi-cavity pressure-equalized drainage stops driven rain intrusion. |
| Air Infiltration Rating | ASTM E283 / EN 12207 | ≤ 0.1 m³/(h·m²) (Class 4) | Minimizes involuntary HVAC loss; critical for Net-Zero building ratings. |
| Acoustic Decibel Reduction | ISO 10140-2 / ASTM E90 | Rw = 38 dB – 44 dB (STC up to 43) | Attenuates low-frequency urban traffic, airport, and railway noise. |
| Surface Finish Durability | AAMA 2604 / AAMA 2605 (PVDF) | Fluorocarbon ≥ 40μm / Powder 60–80μm | Salt-spray tested past 3000 hours without chalking, pitting, or fading. |
180,000㎡
Foshan Manufacturing Base
25+
Years Engineering Experience
600+
Full-Time Technical Staff
100+
Global Patents & Certifications
Market Intelligence
Future Global Procurement Trends in Aluminum Fenestration
Strategic sourcing shifts reshaping how developers, contractors, and building product distributors procure architectural windows internationally.
Embodied Carbon Mandates
Global architectural specifications increasingly require Environmental Product Declarations (EPDs). Sourcing is shifting toward low-carbon billet smelting powered by renewable energy, combined with post-consumer recycled alloy recovery chains.
Prefabricated Unitized Facades
To reduce escalating on-site labor overhead in North America, Europe, and Australasia, developers demand factory-glazed, fully pre-hung unitized window pods that integrate seamlessly into rapid offsite modular construction methods.
Severe Climate Resiliency
Extreme storm cycles have triggered tighter building envelope codes outside traditional hurricane zones. Procurement contracts now demand certified cycle-deflection performance, ballistic glass integrations, and elevated water static thresholds.
Consolidated OEM Freight Models
Distributors are abandoning fragmented multi-vendor purchasing. Sourcing full project schedules—thermal windows, entry doors, folding systems, and interior architectural glass—within single 40HQ export containers reduces customs clearance friction.
Innovation Frontiers
Fenestration Technology & Engineering Advancements
How next-generation thermal breaks, intelligent glass stacks, and robotic extrusion processing are redefining modern building envelope performance.
Aerogel & Polyurethane Cavity Infusion
Beyond traditional polyamide strips, our research introduces hydrophobic silica aerogel matrices and low-density insulating foams directly injected into multi-chamber profile cavities. This reduces internal convective currents, enabling passive-house compliance without excessive frame bulk.
Electrochromic & Photovoltaic (BIPV) Glazing
The convergence of glass technology with micro-electronics permits smart windows to dynamically modulate tint levels via Building Management Systems (BMS). Simultaneously, transparent photovoltaic coatings convert solar exposure into clean building energy without sacrificing clarity.
Sub-Millimeter CNC Corner-Crimping
Structural frame integrity depends on mechanical junction strength. By utilizing 4-head automated German corner-crimping equipment with dual-component anaerobic adhesives, corner strength exceeds conventional screw joints by 300%, eliminating moisture leakage at miters.
Manufacturing Scale & Pedigree
Direct From Foshan's Premier Window Manufacturing Base
Operating under Guangdong Dejiyoupin Doors and Windows Co., Ltd. (DERCHI), our automated facilities combine over 25 years of extrusion, powder coating, and insulating glass fabrication under one roof. Benchmark tested by long-term partners of German Schüco standards, our products represent the pinnacle of Chinese industrial precision.
- ✔ Certified Compliance: AS2047 (N6 Rated), CE, ISO9001, and UL fire ratings verified by third-party testing labs.
- ✔ End-to-End Engineering: Free CAD shop drawings, wind load deflection calculations, and custom structural extrusion development.
- ✔ Export Packaging: Individual foam wraps, anti-scratch protective films, desiccant sachets, and fumigated steel-reinforced timber crates.
B2B Procurement Knowledge Base
Frequently Asked Technical & Sourcing Questions
Essential guidance for architects, general contractors, real estate developers, and fenestration import distributors.
What are the minimum structural requirements for high-wind hurricane impact zones? +
For hurricane-prone coastal corridors (such as Florida, the Caribbean, or coastal South America and Australia), fenestration must comply with TAS 201/202/203 or AS2047 N6 protocols. This requires an aluminum frame wall thickness of at least 2.0 mm to 3.0 mm, heavy-duty internal steel or aluminum stiffeners in structural interlocks, and laminated impact glass with SentryGlas (SGP) or high-tensile PVB interlayers (e.g., 6mm Low-E + 12A Argon + 6mm Clear + 1.52mm SGP + 6mm Clear).
How does your factory handle custom OEM/ODM architectural specifications? +
We operate a dedicated R&D engineering department that reviews client architectural elevation plans, door & window schedules, and structural wind-load requirements. Our team generates comprehensive 2D CAD shop drawings, 3D BIM models, and corner cut sample mockups for architectural approval prior to cutting raw billets. We can custom-cast new extrusion dies, calibrate bespoke hardware routings, and match custom RAL or anodized color finishes.
What is the difference between standard aluminum and thermal-break aluminum profiles? +
Standard aluminum is a single homogeneous extrusion with high thermal conductivity (~200 W/m·K), leading to rapid interior heat loss in winter, solar heat transmission in summer, and persistent surface condensation. Thermal-break aluminum profiles split the extrusion into outer and inner sections connected by a low-conductivity glass-fiber reinforced polyamide strip (PA66 GF25, conductivity ~0.3 W/m·K). This structural thermal barrier reduces window U-factors by over 50%, eliminating condensation and cutting HVAC loads significantly.
What packaging protocols are implemented to guarantee zero sea-transit damage? +
All finished window sashes and frames are shielded with PE protective tape on profile surfaces, edge-protected with expanded polyethylene (EPE) corner guards, and wrapped in multilayer waterproof shrink film with internal desiccants to prevent glass sweating. Units are then secured in fumigated solid plywood crates or heavy-duty steel A-frames equipped with forklift anchor pockets and cushioned rubber dampening channels to absorb container maritime shocks.
What documentation and testing certifications are provided for local building inspectors? +
Every export shipment includes verified test certificates corresponding to the ordered batch: AS 2047 / AS 1288 (Australia/New Zealand), CE EN 14351-1 (Europe), NFRC thermal simulation reports, IGCC/SGCC glass safety certifications (North America), factory ISO 9001 audit verification, material mill certificates for 6063-T5 alloy, and serialized quality inspection checklists signed off by our QA engineers.
Initiate Your Commercial Sourcing Consultation
Submit your window schedules, CAD architectural drawings, or tender specifications. Our technical engineering sales team provides detailed structural estimates, thermal calculations, and factory-direct FOB/CIF pricing within 24 hours.