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NAN LONG Commercial Door and Window System
—— A series of door and window products positioned for building facades
We focus on product development and technological innovation. Relying on a strong industrial foundation, technology in the field of building systems, and service advantages, we create high-quality products for climate, environment, safety and a better life in different regions around the world. We provide customized door, window and curtain wall system solutions for the unique needs of customers.
Commercial tilt-and-turn window system:
- Three-line sealing: EPDM rubber strip three-line sealing design, air tightness reaches level 8
- Energy saving and environmental protection: the same-line insulation layer structure, heat insulation, energy saving and environmental protection, reduce energy consumption;
- Hidden drainage: The sunken hidden drainage design does not require a drainage hole cover, and the drainage is smooth and more beautiful;
- Strong and safe: Heavy-duty hardware enables the window sash to open to a large extent, meeting the needs of different project applications;
- Safe ventilation: Inward tilting achieves safe ventilation, and the indoor and outdoor air exchange is soft and comfortable, avoiding potential safety risks caused by wide opening.