1. It uses 6063 - T5 aluminum alloy architectural profiles.
2. The surface is treated with Tiger powder imported from Austria.
3. It features an independent five - cavity design with a wall thickness of 2.0 mm.
4. The thermal break uses PA66 nylon thermal insulation strips, providing excellent thermal insulation performance.
5. The window sash adopts a side - sliding opening method, which doesn't occupy indoor space.