Window Wurx Industry Co., Ltd. — China's Trusted Aluminum Windows & Doors Manufacturer Since 1993

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CE Certified Aluminium Flush Door Factories & Suppliers

Architectural Specification Whitepaper, EN 14351-1 Compliance, Thermal Break Innovations & Global B2B Sourcing Guide 2025

Precision Engineered Systems

Featured Architectural Aluminium Doors & Windows

Explore our factory-direct, high-performance fenestration solutions tested to international EN 14351-1 and AS2047 standards for luxury residential and high-rise commercial developments.

Small Casement Window Aluminium Custom Size Frosted Glass Swing Window

Small Casement Window Aluminium Custom Size Frosted Glass Swing Window for Bathroom Laundry Room Basement

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RG95 Factory Thermal Break Aluminum Casement Window Design

RG95 Factory Thermal Break Aluminum Casement Window Design Frame Composite Frame Crank Double Glazed Casement Windows

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Aluminum Folding Glass Door Bi-Fold Patio Door

Aluminum Folding Glass Door, Bi-Fold Patio Door With Clear Tempered Glass For Villa Living Room Office Meeting Room Projects

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ZEKIN Aluminum Casement Door Double AS2047 Certified Glazed Glass

ZEKIN Aluminum Casement Door Double AS2047 Certified Glazed Glass with Low-e Casement Door Hurricane Impact Proof Other Doors

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Modern Look Wood Cabinet Door Pro Wood Smart Cabinet Door Aluminum Frame

Modern Look Excellent Durability Wood Cabinet Door Pro Wood Smart Cabinet Door Aluminum Frame Designs For Office Partitions

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OUNA USA Wholesale NFRC As2047 Aluminum Windows And Doors

OUNA USA Wholesale NFRC As2047 Aluminum Windows And Doors Outdoor Interior Double Glass Sliding Doors For Patio Balcony

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Modern Home Aluminium Tempered Glass Bi-Folding Windows

Modern Home Aluminium Tempered Glass Bi-Folding Windows Horizontal Local Window with Aluminum Alloy Frame Bifold Window Design

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Customized SoundProof Aluminum Alloy Casement Windows Double Glazing

Customized SoundProof Aluminum Alloy Casement Windows Double Glazing Aluminum French Patio Window For House Villa

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Manufacturing Rigor Since 1993

Window Wurx Industry Co., Ltd. Enterprise Competence

Operating from Foshan—China’s premier aluminum manufacturing cluster—Window Wurx provides end-to-end engineering, custom profile extrusion, automated fabrication, and export logistics for international general contractors and dealers.

In-House R&D & Test Compliance

Equipped with specialized window testing chambers for pressure, air infiltration, and water penetration. Every product family holds full CE marking (EN 14351-1) and AS2047 Australian certification for guaranteed code compliance.

High-Capacity Automated Fabrication

Spanning over 20,000 m² of modern industrial workshop space staffed by 150+ specialized technicians across 3 automated CNC cutting and corner-crimping lines, delivering reliable execution for high-volume projects.

5-Layer Zero-Damage Packaging

Engineered transoceanic export protection featuring corner guards, heavy PE film wrap, shock-absorbing cellular foam, and fumigation-free solid timber crating to guarantee 100% intact jobsite arrival globally.

1993
Established Year
20,000 m²
Production Footprint
150+
Master Fabricators
3 Lines
Automated CNC Processing

Comprehensive Technical Specification Whitepaper: CE Certified Aluminium Flush Door Systems

An authoritative guide for structural engineers, project architects, façade consultants, and commercial procurement directors specifying modern minimalist architectural entrance systems.

1. Regulatory Compliance & European CE Marking Standards (EN 14351-1)

In modern architectural fenestration, the specification of flush door systems requires strict compliance with harmonized international standards. The European Construction Products Regulation (CPR 305/2011) mandates that any external pedestrian doorset supplied within the European Economic Area (EEA)—and increasingly across upscale global developments in North America, Australia, and the Middle East—must display verifiable CE Marking under EN 14351-1:2006+A2:2016 (Windows and doors - Product standard, performance characteristics).

Achieving true CE certification for aluminium flush door systems demands rigorous testing of several critical performance metrics:

  • Thermal Transmittance ($U_w$ / $U_d$ values): The system must limit thermal bridging. Utilizing high-density glass-fiber reinforced polyamide thermal break strips (PA66-GF25), top-tier aluminium flush doors achieve overall door thermal coefficients ($U_d$) as low as $0.85 \text{ W/m}^2\text{K}$ to $1.2 \text{ W/m}^2\text{K}$, aligning with Passive House guidelines and stringent European energy mandates (such as EnEV and UK Building Regulations Part L).
  • Air Permeability (EN 12207): Premium flush doors utilize multi-layer continuous EPDM gasket sealing systems (inclusive of vulcanized corner joints) achieving Class 4 classification (maximum test pressure up to 600 Pa with minimal air leakage).
  • Watertightness (EN 12208): Flush panel integration eliminates traditional stepped rebate profiles, requiring engineered internal drainage paths and concealed drop-down automatic bottom seals. Systems are rated up to Class 9A (unshaded water spray at 600 Pa).
  • Wind Load Resistance (EN 12210): Structural deflection analysis ensures frame integrity under extreme environmental pressure. Fully tested profiles reach Class C5/B5 structural ratings, surviving wind pressures exceeding 2000 Pa without mechanical degradation.
  • Acoustic Performance (EN ISO 10140-2 / EN ISO 717-1): Utilizing acoustic mineral core fillings or multi-layered sandwich panels integrated with sound-dampening viscoelastic layers, CE-certified aluminium flush doors deliver acoustic attenuation ($R_w$) ratings ranging from $38 \text{ dB}$ up to $46 \text{ dB}$.

Engineering Focus: Structural Flush Aesthetics & Concealed Systems

Unlike traditional rebated swing doors where the door leaf creates a visible offset relative to the outer frame, a true flush aluminium door system aligns the door panel co-planar with the frame on both interior and exterior elevations. Achieving this minimalist aesthetic while maintaining structural rigidity requires extruded aluminium alloy profiles of grade 6063-T6 or 6060-T6, with wall thicknesses ranging from $2.0\text{ mm}$ to $3.0\text{ mm}$. Invisible, 3D-adjustable concealed hinges capable of supporting leaf weights up to $200\text{ kg}$ are integrated directly within the thermal break cavity to eliminate thermal leakage while delivering an uninterrupted visual plane.

2. Material Science & Surface Finishing Excellence (Qualicoat & Anodizing)

The longevity of aluminium flush doors operating in harsh coastal, industrial, or high-humidity environments relies heavily on chemical pre-treatment and specialized surface coating standards. Sourcing directly from certified Foshan manufacturers ensures compliance with international finishing guidelines:

Surface Treatment Type Standard Specification Coating Thickness Corrosion Resistance (Salt Spray Test) Ideal Application Environment
Qualicoat Class 2 Powder Coating ISO 2409 / EN 12206-1 60 – 80 microns ($\mu\text{m}$) ASTM B117 > 2,000 Hours High-UV tropical zones, modern residential villas.
Seaside Qualicoat Powder Coating Qualicoat Specifications 14th Ed. 70 – 90 microns ($\mu\text{m}$) Acetic Acid Salt Spray > 3,000 Hours Marine environments within 500m of saltwater coastline.
Architectural Anodizing ISO 7599 / Qualanod Class 20/25 20 – 25 microns ($\mu\text{m}$) CASS Test > 1,000 Hours High-traffic luxury commercial entrances, minimalist designs.
Fluorocarbon (PVDF 3-Coat) AAMA 2605 40 – 50 microns ($\mu\text{m}$) Accelerated Weathering > 4,000 Hours Extreme solar radiation, corporate headquarters, high-rises.
Market Intelligence

Future Procurement Trends & Material Innovations

Key technological shifts driving global procurement strategies for real estate developers, architectural specifiers, and hardware distributors.

1. Decarbonization & Low-Carbon Recycled Aluminium

Global B2B procurement is rapidly transitioning toward Scope 3 carbon footprint reduction. Forward-thinking suppliers are utilizing low-carbon aluminium billets smelted via hydro-electric energy or incorporating up to 75% post-consumer recycled content, reducing embedded carbon emissions from $18\text{ kg CO}_2/\text{kg Al}$ down to under $4.0\text{ kg CO}_2/\text{kg Al}$. Validated Environmental Product Declarations (EPDs) are becoming a mandatory submission item for LEED v4.1 and BREEAM certifications.

2. Smart IoT Access & Biometric Integration

Flush entrance doors are moving away from traditional mechanical key cylinders toward fully integrated smart access solutions. Leading factories seamlessly integrate invisible biometric fingerprint sensors, facial recognition cameras, Bluetooth/NFC receivers, and motorized multi-point lock systems (such as Winkhaus or GU) directly within the extruded door sash edge, maintaining a completely flush exterior appearance while enhancing security.

3. Advanced Vacuum & Aerogel Insulation Core Fillings

To exceed net-zero energy demands without increasing overall door leaf thickness ($60\text{mm} - 90\text{mm}$ standard), advanced manufacturing integrates Aerogel blankets and Vacuum Insulation Panels (VIPs) within the flush door core. This technology reduces overall thermal conductivity ($\lambda$) to under $0.015 \text{ W/m}\cdot\text{K}$, enabling ultra-thin profile designs suitable for harsh Scandinavian or Arctic thermal zones.

Architectural Matrix

Targeted System Recommendations by Application

Match your project requirements with optimized frame, thermal-break, and glazing configurations.

Exterior Entrance

Heavy-Duty Thermal Flush Entrance Doors

Engineered for exterior residential front doors and grand hotel entrances. Features heavy structural thermal break extrusions, multi-point lock hardware, structural aluminium panel skins, and integrated drop seals.

  • Leaf Thickness: 75mm – 90mm
  • U-Value: $1.0 \text{ W/m}^2\text{K}$
  • Security: RC2 / RC3 Resistance Class
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Interior Minimalist

Concealed Frame Interior Flush Doors

Designed for high-end luxury interiors, modern office suites, and executive boardrooms. Utilizes sub-frame plaster-in profiles for an invisible door frame effect flush with drywalls.

  • Leaf Thickness: 45mm – 50mm
  • Acoustic Rating: $R_w 35\text{ dB} - 40\text{ dB}$
  • Hinges: 3D Invisible Concealed 180°
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Commercial Safety

Fire-Rated Aluminium Flush Systems

Incorporating internal cooling silicate cores and intumescent edge seals. Fully certified under EN 1634-1 standards for structural fire resistance while retaining a luxury metal aesthetic.

  • Fire Resistance: EI30 / EI60 / EI90
  • Auto Emergency Drop Seals
  • Panic Bar Hardware Integration
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Frequently Asked Questions

B2B Sourcing & Technical Procurement FAQ

Direct answers to the key compliance, logistics, engineering, and manufacturing questions asked by commercial importers and general contractors.

Which certifications do your CE certified aluminium flush doors carry?

Our aluminium flush doors and fenestration systems strictly comply with European Union directives under EN 14351-1:2006+A2:2016 for external pedestrian doorsets. Full Factory Production Control (FPC) documentation, Declaration of Performance (DoP) certificates, and third-party initial type testing (ITT) reports are available for project submittals. In addition, our manufacturing facilities operate under ISO 9001:2015 quality management systems, with specific product lines carrying AS2047 certification for Australia and NFRC thermal ratings for North American markets.

Can every flush door and window system be completely customized to architectural CAD shop drawings?

Yes. As a factory-direct manufacturer, Window Wurx operates on a 100% bespoke production model. We customize profile depth ($45\text{mm} - 120\text{mm}$), frame dimensions, opening mechanics (swing, pivot, sliding, bi-fold), glass buildup (double/triple low-E, laminated acoustic, frosted, smart switchable privacy glass), and hardware specifications. We also offer dual-color anodizing or powder coating—enabling a distinct exterior finish to match the façade and a custom interior finish matching interior paneling.

How do you prevent air and water infiltration on non-rebated flush doors?

Flush door design requires specialized sealing engineering because there is no stepped lip rebate. Our engineers solve this by integrating triple continuous EPDM gaskets around the perimeter, vulcanized at frame corners. At the bottom threshold, we implement automatic heavy-duty drop-down spring seals that drop mechanically against a flush anodized aluminum threshold saddle upon closure. Internal pressure-equalized drainage channels divert wind-driven rainwater away from the core frame structure.

What is your standard production lead time and minimum order quantity (MOQ)?

Our standard production lead time is 25 to 35 calendar days following formal engineering CAD drawing sign-off and deposit receipt. For complex custom anodized or custom-milled door hardware integrations, lead times may extend to 40 days. Thanks to our 20,000 m² workshop capacity and 3 automated CNC production lines, we support flexible B2B ordering—welcoming both small custom luxury villa projects (MOQ 20 m²) and multi-container commercial high-rise developments.

How are heavy door units protected against damage during ocean container transport?

We utilize a rigid 5-layer export packaging protocol. First, all finished aluminium frames and door panels receive protective surface tape. Next, they are wrapped in thick polyethylene bubble film, followed by corner protection guards. The entire unit is enclosed within custom-built, fumigation-free ISPM-15 compliant plywood crates. Inside the shipping container, crates are locked in place with steel strapping and heavy timber bracing to eliminate transit vibration and movement across ocean routes.

Do you offer OEM/ODM partnership opportunities for overseas distributors and brands?

Yes. We actively partner with overseas fenestration distributors, architectural hardware brands, and building material wholesalers through flexible OEM/ODM programs. We provide full white-label fabrication services, custom extrusions based on your proprietary die designs, custom logo laser engraving, and complete technical support packages including structural calculations, shop drawing generation, and physical samples for showroom displays.

Transform Your Architectural Vision into Reality

Partner directly with Foshan's premier CE-certified aluminium door manufacturer. Submit your project drawings or specification schedules today for a complimentary engineering review and factory-direct quotation within 24 hours.

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