| SERIES | T143 Series Aluminum sliding door |
| BRAND | DERCHI |
| PROFILE | 6063-T5 thermal break aluminum profile |
| THICKNESS | 2.2mm aluminium thickness |
| AVAILABLE SIZE | Width: 600-2800mm / Height: 800-3000mm |
| GLASS | Automotive Grade Tempered Glass Double / Triple tempered glass Laminated / Low-E / Reflective / Tinted Glass |
| INSULATION GLASS | 5MM+27A+5MM |
| HARDWARE | Germany GU Brand ; Germany WEHAG Brand ; HOPO |
| SURFACE TREATMENT | Powder Coating, PVDF Coating, Anodized Wooden Grain |






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.









The T143 Series is engineered with high-strength 6063-T5 thermal break aluminum profiles featuring a robust 2.2mm wall thickness for enhanced structural stability and thermal insulation.
We supply premium automotive grade tempered glass from Hong Kong Xinyi Glass. Options include double or triple tempered glass, laminated, Low-E, reflective, and tinted configurations, with standard insulated glass setups like 5MM+27A+5MM.
To guarantee smooth sliding operation and longevity, our doors are equipped with world-class hardware systems, including Germany GU, Germany WEHAG, and HOPO.
Yes, we provide flexible customization within the width range of 600mm to 2800mm and height range of 800mm to 3000mm to fit specific architectural openings.
Our aluminum surfaces can be finished with Powder Coating, PVDF Coating, Anodized finishes, or realistic Wooden Grain transfers to match diverse design requirements and resist weathering.
Featuring advanced thermal break profiles and high-performance insulated glass systems, DERCHI doors exceed standard Energy Star requirements, providing superior climate control and energy savings.