This type of greenhouse is like a tunnel. Its width and length are determined corresponding to the area climate. It has less width and height compared to other greenhouses. It is capable of installing manual and electrical valves. To cover these greenhouses polyethylene plastics or fiberglass are used.
Advantages and disadvantages of the tunnel greenhouse
Advantages
•Very low cost
•The capability to control disease and pests
•Low pollution and high performance
Disadvantages
Increase in fuel consumption
Technical feature of tunnel greenhouse
Greenhouse width: 8-11 meters
Greenhouse length: 30-40 meters
Height: 3-4 meters
Coverage: Nylons 5-8 meters wide
Structural durability: 1 to 4 years
