1. Aluminum supporting structure provides resting support for the glazing. 2. Sunshine board by twin wall is light, strong, safe, and virtually
unbreakable and easy to handle. 3. Multi-cavity and multi-layer glass shows the good performance of heat insulation, heat preservation and sound insulation . 4. Thermal insulation, water insulation, anti-ultraviolet radiation, and elegant appearance. 5. Single sliding door and two windows for excellent ventilation. 6. Easy to assemble and DIY per the assembly Instructions.