The glass of DERCHI doors and windows is manufactured by Hong Kong Xinyi Glass (stock code: HK0868), and the production standards are strictly controlled to ensure the safety and beauty of the glass. Choose us, not only choose a door and window, but also choose a clear, safe and comfortable living experience.
DERCHI doors are designed and built for optimum performance using the latest energy saving technology, providing maximum savings in any climate. They are the most energy-efficient dual-pane replacement doors in the industry with high performance insulated glass systems that exceed Energy Star requirements.










| SERIES | S19 Series Aluminum Casement Window with flyscreen |
| BRAND | DERCHI |
| PROFILE | 6063-T5 thermal break aluminum profile |
| THICKNESS | 2.0 mm aluminium thickness |
| AVAILABLE SIZE |
Opening Panel: Width 350-750 mm / Height 400-1600 mm
Each fixed panel ≤ 12m²
|
| GLASS | Double Tempered Glass 5mm+27A+5mm Triple tempered / Laminated / Low-E / Reflective / Tinted Glass |
| MIDDLE HOLLOW | 5MM+27A+5MM |
| HARDWARE | Germany brand WEHAG / American brand CMECH |
| SURFACE TREATMENT | Powder Coating, Anodized, Wooden Grain, PVDF Coating |







The S19 series is engineered with a high-performance 6063-T5 thermal break aluminum profile featuring a sturdy 2.0 mm wall thickness for superior structural stability and energy efficiency.
We strictly utilize premium glass manufactured by Hong Kong Xinyi Glass (HK0868). Standard configuration features 5mm+27A+5mm double tempered glass, with triple tempered, laminated, Low-E, reflective, and tinted glass options also available.
To guarantee long-term durability and smooth operation, we fit world-class hardware systems including German brand WEHAG and American brand CMECH.
The opening panel accommodates widths of 350-750 mm and heights of 400-1600 mm. For large architectural openings, each fixed glass panel can support up to 12 m².
We offer a wide selection of durable surface treatments including architectural Powder Coating, Anodized finishes, natural Wooden Grain transfers, and heavy-duty PVDF Coating to resist corrosion and UV fading.
Yes, the S19 series includes an integrated flyscreen designed to ensure optimal ventilation and pest protection without compromising aesthetic lines or view clarity.