Durability testing for door hardware is an accelerated experimental process that simulates real-world usage conditions. Through a series of standardized tests, it evaluates the long-term performance stability and lifespan of hardware components such as handles, locks, and hinges. Unlike routine quality inspections, these scientifically designed extreme-condition tests predict how products will perform after years or even decades of use. Read More

Building codes require panic exit devices on many commercial doors, and for good reason. These life-saving mechanisms allow people to exit quickly during emergencies without fumbling for keys or handles. While installation might seem complex, following the right steps ensures your panic exit device functions properly when it matters most. Read More

Building safety depends on reliable emergency exit systems that allow people to evacuate quickly during emergencies. Among the most critical components of these systems is the rim exit device—a specialized piece of hardware that combines security with swift egress capabilities. Understanding how these devices work can help building owners, facility managers, and safety professionals make informed decisions about their exit systems. Read More

Moving into a new home? Lost track of who has your current code? Or maybe you just want to refresh your security? Changing your entrance door lock code is one of the simplest yet most important steps you can take to secure your home. Read More

Installing a new entrance door lock might seem like a job for professionals, but with the right tools and guidance, it's a DIY project most homeowners can tackle. Whether you're upgrading your home security, replacing a worn-out lock, or moving into a new place, learning how to install an entrance door lock yourself can save you money and give you confidence in your home's security. Read More

Your entrance door lock is your home's first line of defense, but over time, locks can wear out, keys can be lost, or you might simply want to upgrade to a more secure system. Changing an entrance door lock might seem daunting, but with the right tools and guidance, most homeowners can complete this important security upgrade themselves. Read More

When it comes to securing your home or business, choosing the right lock cylinder is crucial. Whether you need a replacement, an upgrade, or parts for a custom locking solution, finding a reliable supplier is essential. Keyman offers high-quality lock cylinder parts designed to meet ANSI/BHMA and UL standards, ensuring durability, security, and excellent performance. Read More

When it comes to lock mechanisms, the lock cylinder is one of the most critical components. If you're dealing with an N frame cylinder lock, understanding its operation is essential for locksmiths, security professionals, and even DIY enthusiasts. Read More