Four-Season Thermal Break Glass Sunrooms Built for European Climates
As an established manufacturer with over 25 years of fabrication expertise and an annual production capacity surpassing 1,000,000 m², Guangdong Dejiyoupin Doors and Windows Co., Ltd. produces structural aluminum sunrooms, glass conservatories and wintergardens designed specifically for commercial and high-end residential installations across Europe.
Engineered to withstand heavy snow accumulation in Alpine and Nordic territories while maintaining interior thermal efficiency, our sunroom systems incorporate multi-cavity thermal break extrusions, concealed high-capacity drainage tracks, high-grade PA66 polyamide insulating strips, and certified double or triple laminated Low-E safety glass units.
Freestanding & Attached 
120 Series Aluminum Freestanding Sunroom
Reinforced structural system featuring high-load structural columns and integrated internal guttering. Compatible with motorised sliding roofs, integrated LED tracks and tilt-and-turn or bifold façade walls.
Profile: 120mm Structural Snow Load: Up to 2.2 kN/m² Glazing: 6mm+1.52PVB+6mm / Triple IGU Finish: Qualicoat RAL Powder
Lean-To & Gable Roof 
Custom Architectural Wintergarden
Thermally broken lean-to and custom-pitched glass extension designed to integrate seamlessly with residential façades. Delivers superior Uw values compatible with GEG, RE2020 and UK Part L regulations.
Thermal Break: PA66 Strips Air Permeability: Class 4 Watertightness: Class E1050 Hardware: European Hardware
Technical Specifications & European Engineering Rigour
Every sunroom package engineered by Guangdong Dejiyoupin Doors and Windows Co., Ltd. goes through structural finite element analysis (FEA) to confirm deflection limits and wind resistance based on Eurocode 1 (EN 1991) and Eurocode 9 (EN 1999) parameters.
Structural Integrity
Heavy-duty 6063-T6 virgin aluminum alloy frames reinforced with concealed steel cores in high-span structural rafters and purlins.
Roof Glazing Safety
Double-laminated toughened safety glass with argon-filled warm-edge spacers, solar reflection coatings and self-cleaning exterior coatings.
Thermal & Acoustic Barrier
High-precision multi-chamber polyamide thermal insulation bridges combined with triple EPDM continuous rubber sealing gaskets.
Integrated Drainage
Heavy-flow concealed internal gutters and hidden downspouts engineered to eliminate external overflow even during severe storms.
Surface Protection
AkzoNobel architectural powder coatings rated for coastal and high-UV environments, backed by Qualicoat Seaside performance grades.
Modular Pre-Assembly
100% factory test-assembly before crating, ensuring accurate mortise-and-tenon connections and fast site assembly for local installers.
Need Complete Engineering Drawings & Pricing for Your Sunroom Project?
Contact our project engineering desk for static calculations, CAD section drawings, and bulk pricing schedules.
Official Email: [email protected] | Direct Factory Support
