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ALLWIN - Your Best Choice of Door Closer Suppliers
The door closer is a mechanical device that can ensure a door is closed after someone opens it. The energy used to open the door is stored in the spring of door closers. when the energy is released, it will generate a force to return the door to a closed position.
We provide a variety of sizes for clients' requirements. In addition to security, there are serval advantages of door closer, including fire safety, noise control, temperatures maintain.
If you need more info about door closers, welcome to contact us!