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13 Articles

fire door hardware ×

Heavy-Weight vs. Standard-Weight Hinges: The Specification Decision That Gets Made Too Late on Commercial Projects

Why Hinge Weight Class Is a Specification Decision, Not a Purchasing Detail This guide is for commercial contractors, facility managers, and architects who need to understand when a heavy-weight conce...

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Apr 23, 2026

Spring Hinges as a Closer Substitute: Where They Work, Where They Fall Short, and How to Spec Them Right

What This Guide Covers — and Who It Is For Spring hinges close a door automatically using tension built into the hinge barrel — no overhead closer arm, no floor-concealed mechanism. For contractors, f...

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Apr 23, 2026

Full Surface vs. Semi-Mortised Automatic Door Bottoms: Picking the Right Mount for Your Opening

What This Article Covers and Who It Helps Automatic door bottoms are specified across nearly every commercial building type — schools, healthcare facilities, office buildings, and industrial plants — ...

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Apr 23, 2026

Automatic Door Bottoms: Choosing the Right Drop Seal for Sound, Smoke, and Weather Control

What This Guide Covers Automatic door bottoms are one of the most specified yet least understood items on a hardware schedule. Whether you are sealing a conference room for acoustic privacy, maintaini...

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Apr 23, 2026

Ball Bearing Hinges for Commercial Doors: How to Specify the Right One

Why Hinge Specification Matters More Than Most People Think A door hinge is easy to overlook on a hardware schedule. It is small, relatively inexpensive, and often copied from the last similar project...

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Apr 22, 2026

Fire-Rated Automatic Door Bottoms: How to Specify and Install Them Right

Why the Gap at the Bottom of a Fire Door Matters More Than You Think The space beneath a fire door is one of the most overlooked details in door assembly compliance. Too much clearance and you fail an...

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Apr 22, 2026

How to Specify and Install Electric Hinges for Electrified Door Hardware Systems

What Is an Electric Hinge and Why Does It Matter? An electric hinge is a standard-looking butt hinge that contains concealed wiring running through its knuckle. It transfers low-voltage power continuo...

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Apr 22, 2026

Aluminum Astragals for Door Pairs: How to Choose and Install the Right Meeting Stile Seal

Why the Gap Between Double Doors Matters More Than You Think When two door leaves meet at the center of an opening, that joint is called the meeting stile . Without a proper seal at the meeting stile,...

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Apr 22, 2026

Specifying Ball Bearing Hinges for Commercial Doors: Size, Finish, and Fire-Rating Essentials

Why Ball Bearing Hinge Specification Matters More Than Most Specifiers Realize Choosing a hinge sounds straightforward until a door starts sagging six months after opening day, a fire inspector flags ...

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Apr 22, 2026

Security Door Window Lites on Wood Doors: A Specifier's Guide to Glass Selection, Code Fit, and Installation Reality

What Is a Security Door Window Lite — and Why Does the Glazing Material Matter? A security door window lite (also called a vision lite, door glass insert, or door lite frame) is a framed glazing unit ...

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Apr 22, 2026

Fire-Rated and Acoustic Automatic Door Bottoms: A Specifier's Guide to Getting the Assembly Right

What This Guide Covers Automatic door bottoms that carry both a fire rating and an acoustic (sound attenuation) rating occupy a narrow but critical position in commercial hardware scheduling. Specifyi...

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Apr 22, 2026

Full Mortised Auto Door Bottoms: Specifying and Installing the Right Drop Seal for Commercial Openings

Why the Door Bottom Is the Most Overlooked Seal in the Assembly When architects and contractors detail a door opening, the perimeter gasketing and threshold typically receive careful attention. The au...

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Apr 22, 2026

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