Before choosing the door closer, you should consider: your door weight, door width, door opening frequency, use requirements and use environment, etc. Door weight and door width are the preconditions for choosing the type of door closer. Generally, the type with small door weight and small force is chosen.

    First, it feels very relaxed when opening the door, and it is also coordinated and beautiful when installed on the door.

    Second, small products are generally more economical, and vice versa.

    Opening frequency is closely related to product quality

    First, it is required that the sealing of the door closer should be good without oil leakage. The key is the technology and material of dynamic sealing.

    Second, the service life of the door closer should be long, so as to ensure the long-term and normal use after installation, reduce the workload and cost of maintenance and renewal, and also feel the convenience and enjoyment brought by the door closer products.