1,hot galvanized steel pipes for main structure, anti rust for 10 to 15years
2,film available: 80/100/120/150/180/200 micron thickness
3,natural ventilation: manual side or roof ventilation
4,irrigation for optional: drip, fog and mist irrigation
5,other options: shade system, cooling system
6, 6/7/8/9/10m width for chioce, 18m to 60m long ,3.5m zenithal height