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

 

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

Usually used to grow vegetables, like tomato, cucumber, chili etc, also grow cut flowers

All structure built by hot galvanized steel pipe, anti-rust for 10~15 years

Covered by 3-ply (PE+EVA Material) poly film (plastic film), Anti-UV, Anti-Drip130micron/150micron/180micron/200 micron thickness for your choice

All connectors are jointed by bolt、nut and washer and so on. No welding is required