Factory Catalogue
Precision Aluminium Door & Window Systems
Engineered by KARON Window & Door Co., Ltd. for commercial developments, residential towers, and luxury private villas in Hanoi and Haiphong.
Executive Intelligence
Hanoi Microclimate Engineering: Why Standard Doors Fail in Northern Vietnam
An architectural breakdown of atmospheric conditions in the Hanoi capital region and the engineering solutions required for lifetime fenestration performance.
Spring Moisture Condensation ("Nồm" Weather)
During February to April, Hanoi experiences humidity levels topping 95%. Standard uninsulated aluminum frames sweat profusely, creating indoor water pooling, wall mould, and floor damage. KARON's thermal break double sliding doors feature high-density PA66 nylon insulating strips that prevent thermal bridging, effectively stopping condensation dead in its tracks.
Severe Urban Heat Island & Solar Heat Gain
Hanoi summers see ambient temperatures exceeding 40°C with intense solar radiation hitting exterior building facades. Our custom double sliding doors integrate Low-E double toughened glass filled with Argon gas (6mm Low-E + 12Ar + 6mm Clear), blocking up to 82% of infrared heat transmission and lowering building air-conditioning energy loads dramatically.
Tropical Downpours & Monsoon Wind Load
High-rise residential units in Hanoi districts like Nam Tu Liem, Ha Dong, and Tay Ho face severe wind speeds during monsoon season. Standard sliding tracks overflow, causing indoor flooding. KARON installs stepped hidden drainage tracks with anti-backflow silicone valves, rated to withstand wind pressures up to 3,000 Pa.
Product Specification Sheet
KARON Heavy-Duty Aluminium Double Sliding Door Engineering Matrix
Industrial specification benchmarks tailored for luxury residences, commercial resorts, and high-rise developments across Vietnam.
| Specification Parameter | KARON Technical Standard | Local Market Standard (Generic) | Engineering Benefit in Hanoi |
|---|---|---|---|
| Alloy Composition & Temper | 6063-T6 Primary Architectural Aluminium | 6063-T5 or Recycled Scrap Blend | +35% tensile strength; resists structural sagging under heavy double-glazed sashes up to 300kg. |
| Profile Wall Thickness | 2.0mm – 3.0mm Heavy-Duty Extrusion | 1.2mm – 1.4mm Thin Wall Profile | High deflection resistance against violent tropical typhoons and gusting winds in high-rise towers. |
| Thermal Insulation Strip | Polyamide PA66GF25 (25% Glass Fiber Reinforcement) | PVC or Low-Grade Rubber Strip | Maintains structural stability at high summer temperatures; completely stops "Nồm" spring sweating. |
| Glass Build-up Options | 6mm Low-E + 12mm Argon + 6mm Safety Tempered | 5mm + 6mm Air + 5mm Plain Annealed Glass | Reduces ambient street noise from dense motorbike traffic (STC > 38dB); lowers cooling costs by 30%. |
| Surface Finish Technology | AkzoNobel / PPG Fluorocarbon Powder Coating (25-yr guarantee) | Standard Anodizing / Soft Liquid Paint | Resists UV degradation, chalking, and acid rain erosion common in Hanoi's industrial metropolitan air. |
| Hardware & Roller Tracks | HOPO / SIEGENIA / CMECH Stainless Steel 304 Tracks & Rollers | Carbon Steel Rollers / Plastic Pulley Tracks | Ultra-smooth sliding operation rated for over 100,000 continuous opening cycles without derailment. |
| Track Drainage Design | Subsurface Hidden Drainage with Anti-Wind Backflow Valves | Direct Open Front Drain Hole | Prevents rainwater back-siphonage during tropical storms with rainfall intensities exceeding 120mm/hr. |
Architectural Integration
Localized Application Scenarios across Hanoi Real Estate Projects
Tailored fenestration engineering designed for the specific spatial challenges of modern Vietnamese architecture.
1. Luxury Villa Garden Connections (Vinhomes Riverside & Starlake Tay Ho)
High-end villa developments in Long Bien and Tay Ho demand seamless transitions between living rooms and outdoor garden terraces. KARON's ultra-slim frame double sliding doors deliver panoramic 95% daylight ratios with flush-bottom tracks embedded into the flooring. Heavy-duty lift-and-slide mechanisms allow massive 3-meter-tall glass panels to slide effortlessly while securing the home against monsoon storms when locked.
Slim Frame Sightlines
Flush Floor Track
Lift & Slide System
Burglar Resistance
2. High-Density Narrow Tube Houses (Nhà Ống Urban Infill)
Traditional urban homes across Hanoi’s downtown districts (Hoan Kiem, Ba Dinh, Dong Da) feature narrow frontages (3 to 5 meters). Swing doors consume valuable interior living space. KARON's double sliding doors optimize narrow balcony openings, providing max ventilation without taking up interior floor space. Paired with trackless plisse fly screens, they keep tropical mosquitoes and pests out while allowing air circulation during cool Hanoi evenings.
Space Optimization
Plisse Fly Mesh Integrated
Acoustic Sealing
Easy Maintenance
3. High-Rise Balconies & Apartment Complexes (Cau Giay & Ha Dong)
High-rise residential towers require high acoustic isolation against constant urban traffic noise (motorbikes, buses, construction). KARON’s double sliding door systems incorporate multi-chamber thermal profiles paired with triple EPDM compression gaskets and laminated acoustic glass, reducing noise by up to 42 decibels while meeting stringent national building codes for high-wind deflection.
STC 40+ Acoustic Rating
Typhoon Rated
Multi-Point Locking
Low-E Solar Control
Market Trends
Emerging Trends in Hanoi Fenestration & Architectural Glazing
How developer preferences and green building regulations are driving demand for high-performance aluminium double sliding doors.
1. Minimalist Ultra-Narrow Interlock Profiles
Vietnamese architects are moving away from bulky 100mm traditional aluminum profiles toward ultra-slim interlocks (ranging from 16mm to 25mm visible width). KARON’s minimalist sliding series maximizes glass area, allowing expansive natural lighting into living spaces while retaining high structural rigidity through hidden steel reinforcements.
2. Green Building Standards (LOTUS & EDGE Compliance)
Commercial developers in Hanoi are increasingly adopting green building standards like LOTUS (Vietnam Green Building Council) and IFC EDGE. Standard single-glass doors can no longer pass U-factor regulations. KARON's thermal break double sliding doors achieve low U-values (< 1.8 W/m²K), securing critical green points for major commercial projects.
3. Smart Home & Automated Sliding Hardware Integration
Luxury villa owners are integrating motorized electric sliding systems triggered by wall switches, smartphone apps, or rainwater sensors. KARON’s double sliding sashes are pre-engineered to seamlessly fit smart concealed electric motors, automatic magnetic latch locks, and safety anti-pinch sensors.
Direct OEM/ODM Manufacturing Partner
Why Leading Contractors & Developers Import Direct from KARON
Karon Window & Door Co., Ltd. operates a 10,000 m² standardized manufacturing facility in Songxia Industrial Park, Nanhai District, Foshan City, Guangdong — the heart of China’s world-renowned aluminium extrusion industry. With over 15 years of continuous operational growth, we provide direct factory supply chains, rigorous quality control, and tailor-made fenestration engineering for high-volume overseas construction projects.
CE EN 12150 Safety Standard
US SGCC Certified Glazing
Australia AS 2208 StandardsMark
New Zealand AS/NZS 2208
Thailand TISI 965-2560 & 1231-2560
Malaysia CIDB PPS Certified
Full CAD Shop Drawing & Engineering Review
Our technical team analyzes architect schedules, confirms structural wind deflection requirements, generates detailed shop drawings, and confirms precise hardware specifications before production begins.
Proven Global Delivery Track Record
Supplied high-profile projects globally including Kora Beach Resort Phuket (672 units), Vinhomes Ocean Park Villa Community in Vietnam, Azure Blue Residence Greece, and luxury private estates across North America and Europe.
Buyer FAQ
Frequently Asked Questions by Hanoi Importers & Contractors
Clear, expert guidance on shipping, tariffs, custom specifications, and local installation of aluminium double sliding doors.
What is the shipping lead time from your Foshan factory to Haiphong Port / Hanoi? +
Production lead time for standard custom orders typically ranges between 20 to 25 calendar days following final CAD shop drawing approval. Shipping from Foshan / Nansha port to Haiphong Port takes approximately 3 to 5 transit days. Inland trucking from Haiphong Port to construction sites in Hanoi takes less than 2 hours via the Haiphong-Hanoi expressway. Overall door-to-door delivery usually spans 28 to 35 days.
Can KARON issue ACFTA Form E certificates for preferential customs tariffs in Vietnam? +
Yes. As a fully licensed manufacturer and exporter, KARON provides Form E ASEAN-China Free Trade Area (ACFTA) certificates for all shipments to Vietnam. This allows Vietnamese importers, developers, and trade contractors to qualify for 0% or significantly reduced import duty tariffs, reducing overall landed procurement costs compared to non-regional suppliers.
How do KARON aluminium double sliding doors handle Hanoi's spring moisture ("Nồm") weather? +
Hanoi’s "Nồm" weather causes severe condensation when warm, humid air contacts cold surfaces. Our thermal break profiles insert a high-density polyamide nylon strip (PA66GF25) between the exterior and interior aluminum profiles. This breaks the heat transfer path, maintaining the interior frame temperature close to ambient room temperature and completely preventing condensation from dripping onto walls and floors.
What glass configuration is best recommended for high-rise apartment balconies in Hanoi? +
For high-rise towers in busy districts like Cau Giay, Ha Dong, or Thanh Xuan, we recommend double-glazed insulated tempered glass: 6mm Low-E Tempered + 12mm Argon Air Space + 6mm Clear Tempered. This configuration delivers an acoustic sound reduction rating of STC 38–42dB (blocking heavy motorbike and traffic noise) while blocking infrared heat and ensuring compliance with safety wind deflection standards.
Do you supply hardware suited for humid, high-salinity or tropical environments? +
Yes. All sliding rollers, multi-point lock bodies, handles, and connecting screws are forged from premium Grade 304 or 316 Stainless Steel and high-grade zinc alloy with electroplated anti-corrosion surface treatments. They are tested to withstand high humidity and salt spray exposure without rusting, jamming, or degrading over decades of use.
How are the products packaged to prevent damage during ocean freight and unloading? +
Every frame profile is covered with protective anti-scratch film, wrapped in heavy-duty PE bubble wrap, and fitted with protective corner caps. Sashes and glass assemblies are packed into fully enclosed, fumigated wooden crates or sturdy plywood cases with steel banding straps. This ensures zero glass breakage, frame denting, or surface scratching during transit and site unloading.
Can we order custom colors to match local Vietnamese architectural design codes? +
Absolutely. We offer complete custom color matching using AkzoNobel or PPG architectural powder coatings. Popular choices for the Hanoi market include Matte Anodized Black, Dark Metallic Gray, Sand Grain Champagne Gold, Pearl White, and natural 3D Italian Wood-grain transfer finishes that mimic natural timber without warping or rotting in humid tropical weather.
Direct Export Consultation
Ready to Engineer Your Window & Door Package?
Send us your project architectural drawings, door schedules, or opening dimensions. Our structural engineers will provide detailed CAD drawings, wind load calculations, thermal performance analysis, and a competitive direct factory quote within 24 hours.
