A UL 10C door closer must be installed correctly to maintain fire door assembly integrity and pass inspection. Improper mounting, incorrect speed settings, or non-certified fasteners can void the UL listing and put occupants at risk. This guide covers the key installation steps, compliance checkpoin

Meta Title: UL 10C Door Closer: What It Is & Why It MattersMeta Description: A UL 10C door closer is required for fire-rated doors in U.S. commercial buildings. Learn what the certification means, when it's required, and what to look for when buying.A UL 10C door closer is a self-closing device that

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

Building safety relies heavily on small components that often go unnoticed on a daily basis. Walking through a commercial space, most people do not pay much attention to the hardware holding the doors in place. However, these hidden elements play a massive role in protecting lives and property when disaster strikes.