China supplier low cost agriculture polytunnel mushroom greenhouse

Steel structure

Hot galvanized steel structures and accessories , anti-corrosion . 15 year using life .

The main column and arch pipe according to the wind load and snow load

Cover material 

PE film( thickness is 120micron,150micron,200micron,customize) 

Anti-drip,Anti-fog,Anti-UV for all the time

Life time:4-8years

Ventilation system

Two sides ventilation by manual/electric roll up machine

Roof vebtilation by electric motor 

40mesh insect net will be offered for vents 

Cooling system

The cooling system is composed by cooling fan and cooling pad, which can maintain the temperature in the greenhouse lower than outside

Cooling fan: dimension: 1380mm x 1380mm x 400mm(W*H*D)

Cooling pad:Height:1-2m,can customize according to customers' requirement
Thickness:100mm or 150mm

Shading system

The shate rate have 65%,75%,85%,95% and so on 

There are two types: one is ribbon-like filament,another is round wire.

The function is blocking the strong light into the greenhouse, reduction of temperature.

Irrigation system 

There are drip irrigation,drip arrow irrigation and spray system to choose.

Heating system

There are many types to heat the temperature, one is to use boiler, one is to use electric,gas,boil,biomass and oil.

Other option: