... FuntionIt's usually suitable for small area planting, from 40-1000m2, used to grow vegetables such as tomato, cucumber ... steel round pipe, 1.2mm thickness, 25/32/40/50/60mm pipe diameter for your choice, garantee for ... your choice.Anti-UV, anti-dew, temperature range -40 C to +60 C.5.DoorBisect door, galvanized steel ... insect screen, heating system etc is also available. single span vegetable conservatory