The Official Vortex Doors Blog
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… [...]
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