Spring: This mechanism uses the tension of an internal spring to return the door to the closed position. It is a simple and economical solution, mainly suitable for lightweight doors.
Arm: Mechanism with an articulated arm (bracket) that protrudes from the door. It is the classic choice for reliable closing and return, offering high durability and ease of installation.
Rail: A mechanism that uses a horizontal guide (rail) instead of the classic scissor arm. It offers a more discreet appearance and takes up less space, making it ideal for modern interior doors.
Specifies the maximum door weight that the mechanism can support. Choose based on your door’s weight to ensure proper operation and long-lasting durability of the door closer.
Specifies the maximum door length that the mechanism can safely operate. Select the value that matches or exceeds the actual length of your door for proper function and durability.
