single span hydroponics system greenhouse 

agricultural used single-span greenhouse galvanized steel frame greenhouses with hydroponic system ★The single-span tunnel greenhouse is specially designed for the small grower. It is welcomed by the customers for its low cost and high quality. ★Excellent hot galvanized steel structures and accessories , anti-corrosion;stable atructure,anti-wind,anti-rain ,more 20 years using life . ★Single greenhouse is simple in structure and easy to install. ★Ventilation and insect nets can give your planting under comfortable situation. Increasing yield. ★We can customize the size according to customer's requirement. Specification Item…