BUAGOUWZ Greenhouse SelfLock Stop Aluminum

the temperature suddenly drops, Can also be quickly and effectively heated by this film roll. Wide range of uses: greenhouse ventilation equipment is used to open and close the side curtains and top curtains of plastic film greenhouses. It is an ideal choice for greenhouse ventilation, widely used in solar greenhouses, breeding greenhouses, flower greenhouses, connected membrane greenhouses, fruit and vegetable greenhouses. Safety in use: The agricultural film roll machine is equipped with a self-locking device inside. During the process of opening and closing the film roll, it can stop and at any position without any auxiliary device. Manual Roll Up Unit: The greenhouse film winding device is easy to use. When the temperature in the greenhouse rises, the winder can quickly and effectively release the wind, so that the temperature in the greenhouse can be reduced in time, which effectively reduces the loss caused by excessive temperature; More details: (1) Aluminum housing (2) inner core (3) Non-slip handle (4) Self-locking device (5) Pulley design (6) 45# International Steel (7) Double protection (8) Side wall installation.