Commercial Doors

Why Do Commercial Garage Door Springs Break?
Springs play a critical role in commercial garage door systems. They counterbalance the door’s weight, reducing the force required to…
What is a Storeroom Lock?
One of the five basic lockset functions (entry, storeroom, classroom, privacy, and passage), storeroom locks protect assets, inventory, and high-security…
What Are Card Access Systems?
Card access systems are security devices used to manage and monitor entry into restricted areas. Unlike traditional locks, card systems…
What is a Mullion?
A mullion is a vertical bar that divides a door or window frame into separate sections. Invented during the Middle…
What are Rails and Stiles on Doors?
Rails and stiles are the vertical and horizontal pieces that provide structure to panel doors, hollow core doors, and solid…
How to Choose the Right Type of Commercial Exterior Door Thresholds
A threshold is a protective strip installed at the base of a doorway in order to close the gap between…
How to Fix a Door That Won’t Latch
A door that won’t latch shut not only interferes with your ability to conduct business in private. It can also…
Why is My Stainless Steel Door Rusting?
The anti-corrosion properties of stainless steel make it an ideal choice for many environments, especially those with high levels of…
Fail Secure vs Fail Safe Locks: What’s the Difference?
For building owners and property managers, understanding the difference between fail secure vs. fail safe locks is critical to the…
What is a Mantrap in Access Control?
Building owners concerned about unauthorized visitors should understand what a mantrap access control system is. Despite the name, the primary…