Specification:

Width-6m/7m/8m/9m/10m*n; Section-0.8m/0.9m/1.0m/1.5m/2m; Wall Height-1.5m---2.5m; Roof Height-3.0m---4.5m; Arch/Hoop Sizes-25mm,32mm,40mm,48mm,60mm; Optional- Ventilation System,Cooling System,Shading System,Heating System,Irrigation System

Feature:

This type comes from Single Tunnel. So all the specifications are the same as single tunnels. If you like big Inside Room but low cost and easy assembly, it is a good idea to choose this type.