OEM/ODM Aluminium Single Hung Windows Factory & Suppliers

Project-Grade Thermal Break Fenestration Systems Engineered for Global Commercial, Residential, and Architectural Developments

Product Catalog

High-Performance Aluminium Windows & Doors Series

Explore our certified fenestration systems manufactured in Foshan, China. Precision-engineered for wind-load resistance, thermal isolation, and modern architectural aesthetics.

Crittall Style Industrial Old Steel Look Window Design Slimline Thermally Broken Aluminum Slim Frame Casement Window

Crittall Style Industrial Old Steel Look Window Design Slimline Thermally Broken Aluminum Slim Frame Casement Window

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Style High Traffic Half Metal CE & FDA Certified Narrow Sliding Swing Kitchen Door

Style High Traffic Half Metal CE & FDA Certified Narrow Sliding Swing Kitchen Door

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Kenya Philippines Price Aluminum Sliding Window

Kenya Philippines Price Aluminum Sliding Window

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DEMEA Soundproof Home Office Garden Room Aluminium Frame Double Glazing Custom Made Accordion Style Concertina Folding Door

DEMEA Soundproof Home Office Garden Room Aluminium Frame Double Glazing Accordion Folding Door

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Everbesten Factory Direct 40mm Thick Windproof Sectional Door Electric Lifting Industrial Overhead Sectional Door For Warehouse

Everbesten Factory Direct 40mm Thick Windproof Sectional Electric Lifting Overhead Door

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Modern Style Heavy Duty Aluminum Double Glazed Tempered Glass Sliding Door for Hurricane-proof Waterproof Kitchen Hotel Exterior

Modern Style Heavy Duty Aluminum Double Glazed Tempered Glass Hurricane-Proof Sliding Door

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Custom Modern Anthracite Quality Double Glazed Aluminium Window and Door

Custom Modern Anthracite Quality Double Glazed Aluminium Window and Door System

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Aluminium Windows and Doors Factory Produce American Certification NFRC NOA Hurricane Impact Glass Aluminium Sliding Door System

American Certification NFRC NOA Hurricane Impact Glass Aluminium Sliding Door System

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15+
Years Industry Experience
10,000㎡
Foshan Manufacturing Plant
6+
Global Certifications
100%
Full-Process QC Inspection
Technical Whitepaper

Engineering Excellence in OEM/ODM Aluminium Single Hung Windows

A comprehensive B2B technical guide for real estate developers, facade engineers, general contractors, and fenestration importers.

Structural Alloy Integrity

Fabricated using 6063-T5/T6 high-tensile architectural aluminium alloy profiles with wall thickness ranging from 1.4mm to 2.0mm, achieving optimal structural rigidity against extreme wind pressure (DP50 - DP90 structural performance ratings).

Thermal Insulation Technology

Integrated with Polyamide (PA66-GF25) thermal break strips, effectively eliminating thermal bridging. Pairs seamlessly with double or triple insulated Low-E tempered glass, achieving system U-factors down to 1.2 W/m²K.

Balance Hardware Mechanics

Equipped with heavy-duty constant-force spiral balance systems or block-and-tackle balances. Tested to 25,000+ operational cycles for effortless vertical sash sliding and zero-maintenance longevity.

Information Gain: Why Choose OEM/ODM Customization for Single Hung Windows?

Unlike standard off-the-shelf fenestration units, OEM/ODM single hung window manufacturing allows structural modifications tailored precisely to local building codes, wind loads, and thermal mandates. Whether your project demands NFRC certification in North America, AS 2208 safety compliance in Australia, or high hurricane impact ratings (NOA) in coastal regions, custom extrusion die modification combined with targeted glass build-up ensures structural compliance without inflating unit costs.

Market Intelligence

Future Sourcing & Industry Trends in Aluminium Fenestration (2025–2030)

Understanding shifting global architectural trends helps procurement directors stay ahead of regulatory demands and tenant preferences.

1. Decarbonization & Circular Aluminium Sourcing

Global architectural standards (such as LEED v4.1 and BREEAM) are heavily prioritizing low-carbon aluminium. Sourcing trend data indicates a 45% increase in demand for primary aluminium extruded using hydroelectric energy and recycled scrap content. Future-proof factories are adopting closed-loop extrusion recycling, reducing embodied carbon by up to 60% while maintaining identical tensile strength.

2. Ultra-Narrow Sightlines & Concealed Hardware

Modern luxury villas and commercial high-rises are transitioning from traditional thick frames toward ultra-slim, minimalist profiles. OEM/ODM single hung windows now feature hidden vertical balances, recessed frame outer-tracks, and flush-mounted lock handles that maximize visible glass area by up to 18%, catering to modern minimalist architectural aesthetics.

3. Smart Fenestration & Automated Micro-Ventilation

The integration of motorized vertical sash actuators connected to building management systems (BMS) is rapidly expanding in commercial logistics parks, office buildings, and high-end residential towers. Smart sensor-driven single hung sashes automatically adjust for indoor air quality (IAQ) and rain protection.

4. Extreme Weather & Impact Resistance Engineering

Due to severe climate events, buyers are upgrading requirements from basic water-tightness to hurricane-impact resistance (SGP laminated glass interlayers). Double and single hung windows are being specified with continuous EPDM triple-seal weatherstripping to prevent water penetration under 700 Pa static pressure testing.

Specification Guide

Comparative Performance Matrix: Window System Selection

Selecting the optimal fenestration system based on structural, thermal, and space usage criteria.

Window System Type Air & Water Tightness Thermal Performance (U-Value) Space Efficiency Ideal Architectural Application
Aluminium Single Hung Window High (EPDM Compression Seals) 1.4 - 1.8 W/m²K (Thermal Break) 100% (No Inward/Outward Swing) North American Multi-Family, Hotels, Urban Residential
Thermal Break Casement Window Maximum (Multi-Point Locking) 1.2 - 1.5 W/m²K Requires Exterior Swing Clearance High-Rise Residential, Coastal Villas, High-Wind Sites
Multi-Track Sliding Window Moderate to High 1.6 - 2.2 W/m²K 100% (Horizontal Track Glide) Balcony Enclosures, Commercial Offices, Warm Climates
Tilt & Turn Aluminium Window Maximum (Dual Gaskets) 1.1 - 1.4 W/m²K Requires Inward Clearance European Style Homes, Passive House Projects, Schools
Accordion Folding Window / Door High (Interlocking Stiles) 1.5 - 2.0 W/m²K 90%+ Full Opening Access Restaurants, Patio Bar Counters, Sunrooms, Resort Villas
Company Advantage

Why Partner with Karon Window & Door Co., Ltd.

Based in Foshan, Guangdong — China's premier aluminium extrusion hub — KARON provides end-to-end engineering, manufacturing, and global shipping capabilities.

10,000㎡ Modern Plant

Equipped with automated CNC double-head cutting saws, corner crimping machines, and digital glass assembly lines, achieving high precision tolerance within ±0.5mm.

Verified Global Standards

Products hold official certifications including CE (EN 12150), US SGCC safety glazing, Australia AS 2208, AS/NZS 2208, Thailand TISI (965-2560), and Malaysia CIDB PPS certification.

Full OEM/ODM Engineering

We work directly from your CAD drawings or architectural window schedules, customizing extrusion dies, powder coating finishes (AkzoNobel / Qualicoat), hardware systems, and glass build-ups.

Proven Global Track Record

KARON has successfully delivered fenestration packages for flagship projects including Kora Beach Resort Phuket (672 units across 9 buildings), Texas Luxury Residence (USA), Azure Blue Residence (Greece), Les Jardins de la Mer (France), and Vinhomes Ocean Park (Vietnam).

Procurement FAQ

Frequently Asked Questions by B2B Overseas Buyers

Essential technical and logistical answers for architects, contractors, and fenestration importers.

What is the structural difference between single hung and double hung aluminium windows?
In a single hung window, the top glass sash is fixed in position while the bottom sash slides vertically to provide ventilation. In a double hung window, both top and bottom sashes can move vertically and typically tilt inward for easy cleaning. Single hung windows offer superior air tightness and structural strength at a lower unit manufacturing cost due to fewer moving hardware components, making them highly popular for multi-family residential and hotel developments.
Where is the KARON factory located and what is your manufacturing capacity?
Karon Window & Door Co., Ltd. operates a 10,000 m² standardized production facility located in Songxia Industrial Park, Nanhai District, Foshan, Guangdong, China. Foshan is the global hub for aluminium extrusion and building materials. Our facility houses integrated CNC machining, automated cutting, assembly, and testing lines capable of producing over 150,000 m² of certified aluminium windows and doors annually.
Which international building certifications do your products carry?
Our window and door systems are engineered to meet stringent international standards:
  • Europe: CE Certification (EN 12150 standard for safety glass)
  • United States: SGCC (Safety Glazing Certification Council) & NFRC alignment
  • Australia & New Zealand: AS 2208 and AS/NZS 2208 (StandardsMark & PAS-Mark for single pane and laminated safety glass)
  • Thailand: TISI 965-2560 and TISI 1231-2560
  • Malaysia: CIDB PPS Certification
  • Quality Management: ISO 9001 certified plant operations
Why should we specify Thermal Break aluminium sashes over standard non-thermal profiles?
Thermal break profiles feature a reinforced Polyamide (PA66-GF25) insulation strip structurally crimped between the interior and exterior aluminium extrusions. This breaks the thermal conduction path of metallic aluminium. In heating or cooling climates, thermal break windows reduce energy loss by 40-50%, eliminate indoor frame condensation, and enable buildings to satisfy strict energy codes (such as IECC, Title 24, or European EPBD standards). Standard non-thermal profiles remain a cost-effective solution for interior partitions or tropical regions without severe air-conditioning loads.
Can KARON manufacture custom window systems based on project shop drawings?
Yes. Every project order is custom-engineered according to your architectural drawings or fenestration schedule. Our engineering team reviews opening dimensions, wind pressure requirements, preferred glass build-up (e.g., 6mm Low-E + 12Ar + 6mm Clear), frame surface finish (RAL powder coating, fluorocarbon PVDF, or wood-grain), and hardware options (Siegenia, Hoppe, Kin Long, or custom OEM balances) before issuing detailed shop drawings for final approval.
How do you ensure quality control during volume production and shipping?
Quality control follows a strict 4-step inspection protocol: (1) Raw extrusion wall thickness and surface finish check upon mill arrival; (2) Corner-crimping tolerance and balance hardware cycle testing; (3) Air/water tightness spot testing on completed test frames; and (4) Pre-shipment protective film application, corner guards, and fully enclosed export-plywood crate packaging to guarantee damage-free sea transit.
How do I start a project inquiry or request a custom quotation?
To receive a formal quotation, click the button below to connect directly with our engineering sales team. You can provide your window schedule, CAD elevation drawings, target performance specs, or project quantities. We will respond within 24 business hours with technical recommendations and preliminary factory-direct pricing.

Ready to Engineer Your Next Fenestration Project?

Partner directly with Foshan's premier OEM/ODM aluminium single hung windows factory. Get competitive factory pricing, custom structural engineering support, and certified quality.