4.It is suitable for right and left opened door, wood, metal door, residential and commercial door, exterior/interior door closer, fire door,hotel, condominium, apartment complex, warehouse.
It is suitable for left and right doors, wooden doors, metal doors, residential and commercial doors, external/internal door closers, fire doors, hotels, apartment buildings and warehouses. This is an ideal choice for home, office and hotel room doors.
1.Door closer is a spring-like hydraulic device on the head of the door, when the door is opened can be released through the compression, the door will be automatically closed, there is a role like a spring door, you can ensure that the door is opened, accurate and timely closure to the initial position
3. The speed at which the door closes can be modified, as well as the speed at which it locks. The door's closing mechanism follows a 90-degree arc, allowing the closing speed to be tailored within the range of 10 to 90 degrees of the door's open position.
2.Door closers are not only used to close the door automatically, but also to protect the door frame and body. Easy to install, built-in high tenacity spring, quiet and no noise.