1. 6063 - T5 aluminum alloy architectural profiles are used.
2. The surface is treated with Tiger powder imported from Austria.
3. It features an independent four - cavity design, and the wall thickness of the lower rail is 2.5 mm.
4. The thermal break uses PA66 nylon thermal insulation strips, offering excellent thermal insulation performance.
5. It combines the five key performance indicators of casement windows and doors (usually referring to air tightness, water tightness, wind pressure resistance, sound insulation, and thermal insulation) with the super - strong ventilation performance of sliding windows, while saving indoor space.