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Our flagship product lines are engineered to meet CE standards and France's stringent RT2020 energy regulations, delivering superior thermal performance for every climate zone.
S9 Series Thermal Break Aluminum Casement Windows — Ideal for French Residential Façades
E5N Series Thermal Break Aluminum Casement Window — CE Certified for European Projects
K5N Inward Casement Window — Energy-Saving Solution for French Haussmann & Modern Buildings
Q5 Aluminum Sliding Double Glass Doors — Perfect for French Patio & Open-Plan Living Spaces
France is one of Europe's largest construction and renovation markets, with a robust demand for high-performance aluminum windows and façade systems. The French aluminum joinery market is valued at over €3.5 billion annually, driven by stringent energy regulations, urban renovation programs, and a growing appetite for contemporary architectural aesthetics.
Under the RE2020 (Réglementation Environnementale 2020) framework — France's landmark environmental building regulation — new residential and commercial constructions must achieve significantly higher thermal and energy performance levels. This has dramatically accelerated the adoption of thermal break aluminum windows, triple-glazed units, and airtight façade systems across France.
Major French cities including Paris, Lyon, Marseille, Bordeaux, and Toulouse are actively engaged in large-scale urban renewal and sustainable building projects. The demand for aluminum windows that combine slim sightlines, high U-values, and design flexibility is at an all-time high. International suppliers with CE certification, proven thermal performance data, and competitive pricing are increasingly preferred by French developers, architects, and contractors.
Understanding the evolving landscape helps our clients make smarter procurement and specification decisions for projects across France.
France's RE2020 regulation mandates ultra-low energy buildings. Thermal break aluminum windows with Uw values below 1.4 W/m²K are now standard requirements for new construction and major renovations across all French regions.
Paris and other French cities are investing heavily in retrofitting historic Haussmann-era buildings with modern, thermally efficient aluminum windows that preserve architectural character while dramatically improving energy performance.
French architects increasingly specify aluminum windows with integrated solar control glass, adjustable brise-soleil systems, and optimized orientation to reduce cooling loads — a key priority in southern France's Mediterranean climate zones.
Aluminum's near-100% recyclability aligns perfectly with France's ambitious circular economy roadmap. Developers and specifiers are prioritizing materials with documented Environmental Product Declarations (EPDs) and low embodied carbon profiles.
French building codes and insurance requirements are driving demand for RC2 and RC3 burglar-resistant aluminum windows, particularly in urban residential and commercial applications in Paris, Lyon, and Marseille.
The contemporary French design market favors ultra-slim aluminum profiles, large-format glazing, and flush installation details. Architects specify minimal sightline systems for luxury residential, hospitality, and high-end commercial projects.
From Parisian apartments to Alpine chalets and Mediterranean villas, DERCHI aluminum windows are engineered for every French architectural context and climate.
Slimline casement windows for Haussmann apartments, modern condominiums, and luxury townhouses in Paris and Île-de-France.
Curtain wall systems and large-format sliding windows for office towers, retail complexes, and mixed-use developments in La Défense and major French business districts.
Premium aluminum windows and terrace doors for hotels, resorts, and châteaux in the Loire Valley, Côte d'Azur, and Provence regions.
Heavy-duty aluminum industrial windows and doors for warehouses, manufacturing facilities, and logistics hubs in Lyon, Bordeaux, and Normandy industrial zones.
Triple-glazed, thermally optimized aluminum windows for ski chalets and mountain residences in the French Alps, Pyrenees, and Vosges, designed for extreme cold climates.
Marine-grade, corrosion-resistant aluminum windows for villas and apartments along the Côte d'Azur, Atlantic coast, and Brittany — engineered for salt air environments.
Durable, low-maintenance aluminum windows for schools, universities, hospitals, and government buildings across French municipalities meeting HQE certification requirements.
Passive house-grade thermal break aluminum windows for BBC-Effinergie and Passivhaus certified projects, supporting France's ambitious zero-carbon building targets.
DERCHI's industrial-scale manufacturing infrastructure ensures reliable supply, consistent quality, and on-time delivery for large French and European projects.
Production Base
Annual Production Capacity
R&D Experts
Employees
As a top-ranking Chinese exporter in the door and window industry, DERCHI provides global customers — including distributors, developers, and contractors in France — with one-stop customized aluminum door and window solutions. With advanced manufacturing facilities and strong R&D capabilities, we deliver high-quality products and reliable project support to clients worldwide.
From certified performance to bespoke customization, DERCHI delivers everything French developers, architects, and distributors need from a world-class aluminum window supplier.
Large-scale production ensures stable supply for large French residential and commercial projects, with consistent lead times and batch quality.
Continuous R&D investment and 100+ national patents, including the exclusive Four-Side Six-Point Lock invention patent for enhanced security performance.
Products exported to multiple international markets with CE, NFRC, AS2047, CSA, Energy Star, and ISO 9001 certifications — fully compliant with EU requirements.
Tailor-made solutions for French architectural styles — from classic Haussmann profiles to contemporary minimal façade systems for luxury projects.
Reliable long-term partner for developers, contractors, and distributors. Recognized by Xinhua News Agency as a "China Famous Brand."
Over 168 production processes with 38 quality inspection procedures ensure every window meets the performance standards demanded by the French and European markets.
DERCHI's state-of-the-art production infrastructure is purpose-built to deliver the precision, consistency, and scale required for demanding French and European projects.
DERCHI holds over 100 national patents and meets the world's most demanding performance certifications — providing French and European clients with complete confidence in product quality and regulatory compliance.
DERCHI doors and windows are engineered to withstand the most extreme weather conditions, providing safety, durability, and peace of mind for residential and commercial projects. Our products are rigorously tested and certified to meet the ASTM E1886/E1996 standards, ensuring superior performance against high-velocity wind pressures and impact from flying debris.
We proudly hold the Miami-Dade NOA (Notice of Acceptance), the most stringent and widely recognized hurricane certification in the United States. This certification guarantees that our doors and windows are fully compliant with Florida building codes and suitable for installation in all hurricane-prone regions across the country.
To achieve these certifications, DERCHI works closely with accredited third-party testing agencies such as Intertek, ensuring that every product not only meets but exceeds U.S. regulatory requirements. Our comprehensive approach to testing covers structural integrity, impact resistance, and cyclic pressure performance, giving clients confidence in the reliability of our solutions.
In addition, DERCHI products can be combined with AAMA certification, verifying water-tightness, air-tightness, and structural performance. This combination ensures a complete, high-performance solution capable of withstanding hurricanes while maintaining aesthetic quality and energy efficiency.
By choosing DERCHI, customers gain access to doors and windows that deliver advanced safety, unmatched durability, and certified performance — trusted by builders, architects, and homeowners in the most demanding environments.
Explore our comprehensive range of certified aluminum windows, sliding doors, garage doors, and sunroom systems — all engineered and customizable for French and European project specifications.
S9 Series Thermal Break Aluminum Casement Windows — Energy Efficient, Certified Suppliers & Factory Direct
E5N Series Thermal Break Aluminum Casement Window — Energy Efficient, Certified for European Markets
K5N Inward Casement Window — Quality Suppliers & Factory for Energy Saving Solutions in France
Q5 Aluminum Sliding Double Glass Doors — For Flexible French Living & Patio Spaces
80Z Thermal Break Aluminum Sliding Windows — Superior Energy Efficiency from Trusted Suppliers & Factory
Aluminum Garage Doors — Premium Quality for Stylish French Residential & Luxury Designs
Sliding Double Glass Doors — Space-Saving Aluminum Patio Solutions for French Homes
120 Aluminum Freestanding Sunroom — Modern Design for Year-Round Comfort in French Gardens
Contact DERCHI today for competitive pricing, CE-certified product specifications, custom design support, and reliable delivery for projects across France and the EU.