The conventional solar energy greenhouse has the disadvantages of low land utility rate, no operartion by big farming machine and being difficult to regulate the environment. However, it is still attractive for its low cost, good performance in heat preservation and low operation cost.
Structurally, it falls into 3 categories, namely, hot galvanized prefabricated mode, steel pipe wielded mode and "¦°" shaped prefabricated mode.
Solar energy greenhouse can be covered with double-layered film, single-layered film, PC sheets and glass.
Span: 6.5m£¬7m£¬7.5m£¬8m£¬9m£¬10m
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