Apartments, buildings, commercial centers have many doors. Therefore, installing the door closers for these projects requires the following conditions:
• Durability: Because it is installed at the public door and has a numerous people entering every day, so the door closers need to have a long life span, up to 500,000 opening times and have a high quality the door closer body, the springs and hydraulic system to ensure the operation and longevity.
• The safety: It is made from aluminum alloy and powder coating, has a fire resistance period up to 120 minutes, to keep doors tightly closed, to prevent smoke and prolong the time for people inside to escape.
• Function: 3 closing speed segments that is easy for children and elderly to open the door, to close the door tightly when it is faced with strong wind, meet the criteria of the door closer: “opening slightly, closing tightly”.
• Hold the door at 90 degrees: Serving a lot of people entering or transporting furniture.