Welcome to D&D HARDWARE INDUSTRIAL Co., Ltd . 
D&D, Leader in Commercial Door Hardware
Pls inquire to sales@danddhardware.com
//:+86 139 2903 7292
Home » News

commercial door closers

If you want to know more about the commercial door closers, the following articles will give you some help. These news is the latest market situation, trend in development, or related tips of the commercial door closers industry. More news about commercial door closers, are being released. Follow us / contact us for more commercial door closers information!
  • UL Door Closer Adjustment Instructions
    Meta dataMeta titleHow to Adjust a UL Door Closer for Optimal SafetyMeta descriptionLearn how to adjust your UL door closer correctly. Follow our simple step-by-step instructions to ensure your fire-rated doors close safely and securely.How to Adjust a UL Door Closer for Optimal SafetyA heavy commer
    2026-05-14
  • What's The Maximum Delay Allowed in BS EN 1154 From Fully Open To Fully Closed on A Delayed Action Closer Fitted To A Fire Door?
    Fire doors save lives. They contain smoke and flames during emergencies, giving people critical time to escape. But they only work when they close properly—and that's where door closers come in.
    2026-03-02
  • What Is The Purpose of A Door Coordinator?
    Picture a busy commercial building during an emergency evacuation. People rush toward the exits, pushing through double doors in their haste to escape. Behind them, both door leaves swing shut—but not in the right order. The active leaf closes first, its latch bolt projecting into the frame and blocking the inactive leaf from closing properly. A gap remains. Smoke begins to seep through.
    2026-02-25
  • Commercial Door Closers:ANSI/UL Door Closer
    Whether you're constructing a new commercial building or need to upgrade your existing one, a Commercial Door Closer is one of the easiest ways to make sure your door will close properly and safely. A commercial door closer can also help you keep smoke, fire, and dust out of your building.The Americ
    2022-12-06
  • What Is a UL/ANSI/Commercial Door Closer?
    An UL Door Closer is an excellent way to secure a door. It is also easy to install and comes with a step-by-step installation guide. These devices can be used on doors weighing between 44 and 330 pounds. When you choose a UL door closer, you'll be saving money, time, and trouble in the long run.UL d
    2022-11-07
  • UL Listed Door Closing Device
    ire-rated openings are used to compartmentalize a building or space to prevent the spread of flame, smoke and toxic gases. The 2019 edition of NFPA 80, Standard for Fire Doors and Other Opening Protectives, establishes the criteria that fire-rated doors and frames must meet. NFPA 80 requires side hi
    2022-07-26
We use cookies to enable all functionalities for best performance during your visit and to improve our services by giving us some insight into how the website is being used. Continued use of our website without having changed your browser settings confirms your acceptance of these cookies. For details please see our privacy policy.
×