Double Top in Galvanized Steel: Equipped with double roof, this gazebo provides effective heat insulation and ventilation, resulting in a cooling effect, creating a healthy and airy space. Featuring with the galvanized steel top, this product is fade-resistant, durable and sturdy enough to withstand heavy weathers. Sturdy Aluminum Frame: Our product has triangular structure that greatly enhance the overall stability and durability. This patio gazebo is designed in sturdy aluminum frames with premium powder coat finish that is not easy to scratch, peel, prolonging its lifespan greatly. Curtains & Netting: Made by 180g gray polyester curtains, the hardtop gazebo can provide privacy, keep warm in cold occasions. On the other hand, it has open view and sufficient airflow with the 40g netting design. Broad Application: It is spacious enough to accommodate multiple persons at a time to attend parties or activities, which is a great choice for you and your family to enjoy the joyful outdoor time. About Assembly: Our outdoor patio gazebo is produced for easy installation and assembly for there are step-by-step instructions and all parts are clearly numbered. It usually takes two to three hours for two to four persons to finish the installation.