01 
G46 Sliding Tilt & Turn Window
Engineered dual-function mechanism providing smooth horizontal glide alongside a secure inward tilt position for draft-free, secure room ventilation.
Guangdong Dejiyoupin Doors and Windows Co., Ltd.
Aluminum Windows
Engineered architectural thermal break, tilt-turn, sliding, and awning window systems direct from our 180,000 m² factory.
02 
105B Heavy-Duty Sliding Window
Robust 105mm architectural track system featuring stainless steel rollers, deep drainage chambers, and exceptional structural stability against coastal gales.
03 
K5N Inward Casement Window
Constructed with European multi-point compression locks, flush interior visual profiles, and double tempered Low-E glazing for superior sound deadening.
04 
E3T Slim Frame Sliding Window
Contemporary minimalist profile with narrow interlock sightlines, maximizing glass area and daylight transmission without sacrificing wind pressure resistance.
05 
N9 Large Architectural Tilt & Turn Window
Heavy-payload hinge hardware engineered specifically for large-format glass panes in luxury residences, offering smooth multi-angle operation.
06 
S63 Top Hung Awning & Casement Window
Outward-projecting top-hung design designed to maintain indoor airflow during heavy rainstorms while ensuring a tight perimeter compression seal when locked.
07 
G41 Commercial Sliding Window
High-reliability dual and triple-track sliding assemblies equipped with integrated security screen channels and durable powder-coated surface finishes.
08 
E5T Thermal Break Sliding Window
Equipped with reinforced polyamide thermal barrier bars, cutting thermal bridging to reduce cooling and heating energy loss across harsh climatic environments.
09 
S9 Premium Thermal Break Casement Window
Multi-cavity insulated profile construction featuring automotive-grade continuous EPDM rubber gaskets and patented multi-point anti-theft locking hardware.
Engineering Rigor & Global Compliance Standards
Manufactured by Guangdong Dejiyoupin Doors and Windows Co., Ltd. within our certified Foshan manufacturing facilities, each window system undergoes exhaustive testing to satisfy international building codes, including CE (EN 14351-1), NFRC thermal performance standards, and AS2047 Australian window benchmarks. We configure profile wall thicknesses, glass combinations (Double/Triple Low-E, Laminated Impact), and thermal barriers specifically for your project's regional seismic, high-UV, and cyclone requirements.
| Technical Parameters | DERCHI Engineering Specification | International Standards Met |
|---|---|---|
| Aluminum Alloy | High-precision 6063-T5 / 6063-T6 primary aluminum billets | GB/T 5237, ASTM B221 |
| Thermal Insulation | Polyamide PA66 GF25 thermal break barriers (U-value down to 1.2 W/m²K) | NFRC / Energy Star Compliant |
| Glazing Capabilities | 5mm+12A+5mm up to 8mm+1.52PVB+8mm tempered laminated impact glass | SGCC, EN 12150, AS/NZS 2208 |
| Weather Sealing | Co-extruded continuous EPDM vulcanized rubber gaskets | Class 4 Air Permeability (EN 12207) |
| Surface Protection | AkzoNobel powder coating, PVDF fluorocarbon, marine anodizing | AAMA 2604 / AAMA 2605 / Qualicoat |