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538 Articles

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Heavy Weight vs. Standard Weight Hinges on Fire-Rated Doors: Why the Wrong Choice Fails the Annual Inspection

What This Article Covers and Who It Helps This guide is for commercial contractors, facility managers, and architects who specify or maintain hinges on fire-rated door assemblies. It focuses on a spec...

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Aug 13, 2026 Our Blog

Drill Attacks on Door Cylinders: What Protection Options Actually Work and When to Specify Them

Why Cylinder Drilling Is a Real Threat on Commercial Openings A drill attack on a pin-tumbler cylinder is one of the fastest and most common forced-entry methods on commercial and institutional doors....

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Aug 12, 2026 Our Blog

When the Frame Sticks Out Too Far: Selecting a Closer Arm Extension for Deep Reveal Openings

The Problem Nobody Catches Until the Closer Is Already Mounted This article is for commercial contractors, hardware schedulers, and facility maintenance teams who have run into a door closer that bind...

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Aug 12, 2026 Our Blog

The Hold-Back Function on a Mortise Lock: Why Getting the Trim Package Wrong Costs You a Second Trip

What This Article Covers and Who It Helps A hold-back mortise lockset sounds straightforward: turn the inside lever or thumb piece, the latch retracts and stays retracted until you release it. But the...

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Aug 12, 2026 Our Blog

No Knuckles, No Gaps: How Concealed Hinges Work on Flush Wood Doors

What This Article Covers Concealed hinges -- sometimes called invisible hinges or European-style hinges -- are fully mortised into both the door edge and the frame so that no knuckle, barrel, or pin i...

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Aug 11, 2026 Our Blog

The Case for a Fourth Hinge: When Three Just Is Not Enough

Why the Three-Hinge Default Leaves Some Doors Underhung Most commercial doors get three hinges and move on. For a standard 3'0" x 7'0" x 1-3/4" hollow metal door in an office corridor, that is exactly...

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Aug 11, 2026 Our Blog

Mortise Lock Hold-Back Trim Choices That Kill the Installation: Wide Escutcheon vs. Sectional and Why It Matters Before You Cut the Door

Why Trim Style on a Hold-Back Mortise Lock Deserves More Attention Than It Gets This article is for commercial contractors, facility managers, and hardware specifiers who are selecting or replacing a ...

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Aug 11, 2026 Our Blog

Door Bottom Guards and Impact Protection: Choosing the Right Defense for High-Traffic Openings

When the Bottom of the Door Takes the Beating This article helps contractors, facility managers, and maintenance teams understand the practical differences between door bottom guards, door shoes, auto...

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Aug 10, 2026 Our Blog

ANSI Lockset Grades Explained: How to Match Grade 1, 2, or 3 to the Opening in Front of You

Why the Grade Number on a Lockset Actually Matters This guide is for facility managers, commercial contractors, and specifiers who need to match an ANSI/BHMA lockset grade to a specific opening withou...

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Aug 10, 2026 Our Blog

Swing Clear Hinges in Retrofit Projects: Getting the Doorway Width Right Before You Order

The Problem Nobody Catches Until the Wheelchair Arrives This article covers how swing clear hinges work in retrofit accessibility projects, why the clear opening measurement is the number that matters...

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Aug 10, 2026 Our Blog

Overhead Door Holders in Industrial Facilities: Matching the Right Device to the Load, Cycle, and Opening

The Problem Nobody Talks About Until the Door Destroys the Wall This article is for facility managers, commercial hardware specifiers, and industrial maintenance teams who need to match an overhead do...

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Aug 9, 2026 Our Blog

Fire Alarm Release on Magnetic Door Holders: What Facilities Get Wrong Before the Inspector Arrives

What This Article Covers -- and Who It Helps Magnetic door holders are one of the most common hold-open devices in schools, hospitals, and commercial corridors. But they are also one of the most frequ...

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Aug 9, 2026 Our Blog

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