Automatic Door Closer, Spring Loaded Door Closer with Locking Function, for Interior and Exterior Doors, 40-60 kg, Silver

The hydraulic door closer is made of aluminum alloy, with good toughness, stable quality and excellent mechanical properties. Hold open function: the door can be kept open when the door is opened at ≥ 90°, and the door will automatically close when it is at < 90°. Suitable for areas with ventilation and handling needs of large objects. Suitable for doors weighing about 40-60kg and width limited to 1100mm. The speed of closing and locking the door can be controlled independently. Turn the valve clockwise to reduce the speed and counterclockwise to increase the speed. Suitable for residential and commercial doors, fire doors, hotels, apartments and warehouses.