The Real Question Isn't Which Lock Is Better—It's Which One Belongs on That DoorIn commercial door hardware procurement, the UL fire rated mortise lock and the standard mortise lock are often listed side by side in a project hardware schedule. They look similar on a spec sheet. They may even come fr

Grade 1 Commercial Security SolutionsEngineered for high-traffic commercial and institutional environments. ANSI/BHMA certified with UL 10C 3-hour fire rating, built from SUS304 stainless steel for uncompromising durability and security.BHMA CertifiedANSI Grade 1UL 3-Hr Fire Rated

When you walk through a commercial building, a hospital, or a school, you likely pass through dozens of fire doors without a second thought. These doors are designed to compartmentalize a building, preventing the spread of deadly smoke and flames during an emergency. However, a fire door is only as

UL-Listed Mortise Locks for Commercial Doors: The Complete Specifier's Guide
From hospitals and schools to hotels and government facilities — when fire safety and security cannot be compromised, D&D Hardware's UL-certified mortise locks deliver proven, code-compliant performance for every commercial application.