Single-span greenhouse is an independent arched greenhouse. It has simple structure, fast installation and low investment, widely used as cost-effective agricultural greenhouse. The arched shape ensures even light distribution, easy transportation and assembly, ideal for small-scale planting of fruits, vegetables, flowers and berries. The frame is made of hot-dip galvanized steel pipes, prefabricated in factory and assembled on site with bolts without welding for long-lasting rust protection. It can be covered with single-layer anti-fog PO film with good light transmission, anti-aging and anti-drip features. Optional accessories: electric film rolling ventilation system, insect net, simple gutter drainage. Perfect for rain shelter cultivation in southern regions and seedling raising in early spring / late autumn in northern areas. Dimensions including width, length and arch height can be customized to fit your land.