1.Roof Vent, which is fixed, can be good ventilation on the top, especially suitable for
hot areas, like Africa, Middle-Ease, South-East Asia, South-America and so on
2. The height can be adjustable, also meet the needs of different clients personalized
As the span quantity is for you optional, it can suitable for big area planting
3. Usually used to grow vegetables, like tomato, cucumber, chili etc, also grow cut flowers
4. All structure built by hot galvanized steel pipe, anti-rust for 10~15 years
5. Covered by 3-ply (PE+EVA Material) poly film (plastic film), Anti-UV, Anti-Drip
130micron/150micron/180micron/200 micron thickness for your choice
6. All connectors are jointed by bolt\nut and washer and so on. No welding is required
