Greenhouse plays an important role in farm now, it keeps the warm in the house to provide plants requiring regulated climatic conditions are grown, help the growers to culture or plant in all the seasons. But the concentration of the Co2 or O2, also the humidity will rise and out of control in this confined space, it brings troubles to the plants. An experienced grower would do the ventilation regularly on the greenhouse, to keep the plants in health, so what is the proper method to vent? By electric roll up motor or Manual roll up crank?
·The same function
The most direct goal of the electric roll up motor and the manual roll up crank is to help achieve the effect of ventilation on the greenhouse, and further increase the planting production.
·The different features
|24V power supply